nasa tm x-64745 offgassing of non-metallic materials … · w 7 3 23 s3 1 nasa technical memorandum...
TRANSCRIPT
W 7 3 23 S3 1
NASA TECHNICAL
MEMORANDUM
NASA TM X-64745
OFFGASSING OF NON-METALLIC MATERIALS
IN 5 PS I A OXYGEN
By F. T. Wells and D. R. HamiltonAstronautics Laboratory
May 9, 1973
NASA
George C. Marshall Space Flight CenterMarshall Space Flight Center, Alabama
MSFC - Form 3190 (Rev June 1971)
https://ntrs.nasa.gov/search.jsp?R=19730014904 2019-12-24T01:56:09+00:00Z
TECHNICAL REPORT STANDARD TITLE PAGE1.
4.
7.
9.
12.
15.
16.
17.
19.
REPORT NO.
NASA TM X-64745TITLE AND SUBTITLE
Off gassing of Non-MetallicOxygen
2. GOVERNMENT ACCESSION NO.
Materials in 5 psia
AUTHOR(S)
F. T. Wells and D. R. HamiltonPERFORMING ORGANIZATION NAME AND ADDRESS
NASA - George C. Marshall Space Flight CenterMarshall Space Flight Center, AL 35812
SPONSORING AGENCY NAME AND ADDRESS
National Aeronautics and SWashington, D. C., 20546
SUPPLEMENTARY NOTES
)ace Administration
3. R E C I P I E N T ' S CATALOG NO.
5 REPORT DATEMy 9, 1973
6. PERFORMING O R G A N I Z A T I O N CODE
8. PERFORMING O R G A N I Z A T I O N REPORT #
10. WORK U N I T NO.
1 1. CONTRACT OR GRANT NO.
13. TYPE OF REPORT 61 PERIOD COVERED
Technical Memorandum
14. SPONSORING AGENCY CODE
ABSTRACT
Offgas analyses results of non-metallic materials todetermine their conformance with MSFC-SPEC-101B, "Flammability,Odor, and Off gassing Requirements and Test Procedures forMaterials in Environments Which Support Combustion," arereported. This report contains results obtained since early1969 to the present time. Only results of Test No. 7 ofMSFC-SPEC-101B are shown in this report. A brief test andanalysis description including procedure development is alsopresented.
KEY WORDS
SECURITY CLASSIF.(of this reportl
Unclassified
18. D I S T R I B U T I O N STATEMENT
Unclassified - Unlimited
/Mt+i**Ur /•
20. SECURITY CLASSIF. (of this page)
Unclassified21. NO. OF PAGES 22. PRICE
37 NTIS
MSFC - Form 3292 (May 1969)
TABLE OF CONTENTS
Page
SUMMARY 1
INTRODUCTION 1
TEST METHODS '. 1
Sample Testing in 5 psia Oxygen 1Analysis of Test Gases 2
TEST RESULTS AND DISCUSSION.
LIST OF TABLES
Table Title Page
• I Offgassing Results of Non-Metallic Materialsin 5 psia Oxygen 4
ill
OFFGASSING OF NON-METALL1C MATERIALS IN 5.0 PSIA OXYGEN
SUMMARY
Analysis results of a wide variety of non-metallic materialsfor offgassing products, including carbon monoxide and totalhydrocarbons in 5 psia oxygen are reported. A general method asdescribed in MSFC-SPEC-101B was.used for the tests. This methodis entitled "Flammability, Odor, and Offgassing Requirements andTest Procedures for Materials in Environments Which SupportCombustion."
INTRODUCTION
The Saturn Workshop atmosphere is essentially a closed looptype. It has, therefore, been necessary to screen all non-metallicmaterials to determine their toxicity effect when exposed to 5 psiaoxygen atmosphere environment planned for the Workshop. Offgasproducts of recommended materials for use in a habitation environ-ment should not exceed 25 micrograms per gram of sample carbonmonoxide and 100 micrograms per gram of sample total hydrocarbons(as pentane) when tested in accordance with MSFC-SPEC-101B.
The object of this report is to provide the results of threeyears testing of various non-metallic materials as generallydescribed in MSFC-SPEC-101B and to show test procedures used. Nouse recommendations are noted in this report although it can beuseful in guidance of design engineers and others for selection ofthe least toxic materials to be included in the Workshop design.It can be determined from Table I those materials which meet thetoxicity requirements of MSFC-SPEC-101B, that is, those whichoffgas less than 25 micrograms per gram of sample of carbon monoxideand less than 100 micrograms per gram of sample of total hydrocarbons,as pentane.
TEST METHODS
Sample Testing in 5 psia Oxygen
Most of the data presented are based on weight of the samplebefore testing. Some of the data are based on surface area exposurewhere sample weight could not be determined because of bonding ofthe test material to metal plates as received for testing. An ideal
sample weight of about 20 grams was desirable to conform with thespecification of 5 grams ± 0.25 gram per liter in MSFC-SPEC-101B forthe 4.2 liter test chambers. A surface area of 46.5 ±2.5 squareinches per liter was used where possible to conform with the specifi-cation value per liter of test chamber. The samples were sealed inthe test chambers equipped with bellows valves, evacuated with amechanical pump and backfilled to 5 psia with pure oxygen. Thechambers were then placed in an oven at 155°F for a 72 hour testheating period.
Analysis of Test Gases
Both carbon monoxide and total hydrocarbon analyses of the testcontainer gases were made by chromatographic flame ionization methods,The carbon monoxide method used was a well established one where thecarbon monoxide was catalyzed to methane by a nickel analyst atelevated temperature and then analyzed by flame ionization.
Initial total hydrocarbon analyses were made by Porapak Qchromatographic column separation of individual components followedby flame ionization detection. Since column materials of alltypes show selectivity in separation or elution of various materials,error can result in use of a single column type for separation ofinfinite organic compound types as can be the case of offgas analyses.Certain compounds will not elute from the column or require lengthytime periods for elution. A method was developed using an unpacked44 inch column so that hydrocarbon components would all elutesimultaneously in a short elution time. The flame air flow andhelium carrier gas flow was adjusted so that background output wasnot excessively high or that sensitivity was not lowered appreciably.Use of this procedure reduced analysis time from about 30 minutes toabout 5 minutes. Detailed test and analytical procedures aredescribed in MSFC-SPEC-lOlB; therefore, the procedure discussion willbe limited in this report.
TEST. RESULTS AND DISCUSSION
The results obtained by the test procedures as outlined aboveand generally outlined in MSFC-SPEC-lOlB are tabulated in Table I.As previously noted, the tests were in general made using 20 gramsamples or 196 square inches of surface area to conform to samplesize as noted in MSFC-SPEC-lOlB. The results are tabulated asmicrograms per gram of sample on samples where a weight could bemade. In the case of coatings, paints and that type of material,the results are reported as micrograms of carbon monoxide or total
hydrocarbons per 196 square inches. Where sample weights or surfacearea measurements were not applicable, total micrograms of carbonmonoxide and total hydrocarbons were reported.
Although many of the materials evaluated do not meet the standardsshown in MSFC-SPEC-101B, maximums of 25 micrograms per gram sample ofcarbon monoxide and 100 micrograms per gram sample of total hydro-carbons (as pentane), judgment as to their use may depend on amountsand application of these materials planned use in the Workshop. Manymaterials evaluated in this program were not designed for use in aspacecraft habitation environment; therefore, failure of a materialto meet the offgas requirement of MSFC-SPEC-101B is no reflectionon a material or any manufacturer. Failure to meet MSFC-SPEC-101Bonly restricts the use of the material to spacecraft environments.
•a 1Ids
o §M H C
s aeu
a
en1-1 M
1I|
en
3j
«
a!
§ S
H
3
H i
a |cuen
g
.<s
in i-i r*.
CO vO O •" i-l O CO•-I i-l V i-l i-l
CM
co CM r- in CMo r-( 1-1 <t in o
r-4
CO3
svoi-l B
OVi a THo -o u
4-1 -r4 Oj
fu -H Oo e a.o a) h0 X 0CM CJ U
u B h• a) n) 0)
o ,-iT3 i-l (0a) u ;*.
cj < cj
O CM
en CM CM
III
CO CO CO
5en
M <r>M <J-
O CO<u O r**CL, - f i-t
H C4 <T O\ coU I I 0)
•> >j- H in i-i
<H CU CU <U CDo > > > >h CO CO CO CD COqj 3 ey cy a) u
1 1 1 3 1 1
vo eo o*r - t C M O O m i - ( O r - l i - lvO CM O\ in CM
CO • CM
^
o *n i-i 'o o o o oV V V V
CO
3
SCM
•O r~01
3 1B 35 0
00 00B B
B 10 OU CJ
Q Q
cs to CM oi u*iCM CM CM CM CM
pi p^ Oi Pi P JH H H H H
CXi PL) P-» PM PHCO CO CO CO CO
0
U CM
^0 ^
1 A H >
6 °* * * Saj >d- mh C iH ^ m
pa CD • ect m i— i *d"^ -^ t> ^ to MX <; o w T3 coO C5O 5) Cfl •»O. CO CO M QJ •»-• -U[ d c o c o 3 ^ C ^ C
i-l ro >> h ql cO COC4 <t «-t O «-< " *-l
2 CO CO CO
g g g g g g g gc o c a c o c o c o c a c Q Q O
5 x 5 J £ j c : . g . 5
-d" CM >* O
rf 00
co' oo m i-iO i-H rH O
V
T30)
3CJ T3
01
CO 3O U
CU
4-1 CO
0 OZ CU
COVOO
1CJ
os <y.
CM CM
1 1CU CUCO CO
1?-HU
aooc
o oO -KO CO~fr H
•* 1S 8oo *-i ON ON CO.H .-I i-l 3C/3 ,»| r-| (-)
CM CM «
> C fl 0)"•H O O CCO ^ ^ *H(U O O T3
•^ ^ S r3
to
ff
3 V 9 r - f o o o o.oen
0V
oV
oV
oz
o.c•H£
•O
3
CO
O3o
00O
C4co
B2: 3PM
c4
§U
"2 £
300M
0)
0} U
JJ rQ
3
S 3 S
•OOc
0)-Ha
CO0
aj <uo J3
3tJC3
<:3
enz
i s1^0M H O
Cu
ex3
e/J
en z q>< O H
d S S1
aCM
nJ
1 "SH C
i" ga §
C/3
3
£
i
vo 0 1- 00 VD -1
O - 4 - -<J f» O O
*-4 -4- r^ i-t vo c*i
O •-! CM O O OV V
S e.3 0.c ea sO r-l
OJM COo
<ua M3 PLJ fXt
cr\ *. a)co oo CM J^CO CM 1 U
S I-J >>u H crt
cu cd S w
i1-4
|
o
ol/ CT*CN "
i iCO CO
CO
VOCNpa
in r-4
m vot >
CM PMCM1 "
1,0 ^^ ll
r-l CM 9
S § «CO
H r? M"Q) i— 1 O . O
O r« -H U OJJ CU X O <Uco ^ cd d ccd ^a iH c dr3 3 M 0 0to ocS t-» u o
z « .illCd CO 0] r-l C HC C C .0 C C33 3 cd OJ cd
fQ eQ PQ U O CJ
r-l O v£> <f r-(
S O O O O v o r ^ C M O O OO O vO \J rH r-l
CM CM fH
^ O G O m < t < - < C M C O C M
m o r ^ . s j - f M o o o o ^ • o o r - iCM rH \J-
OJ AJ
O CO rt
COto to
00 cofa CU
p£> £*•»•H cdfa tf
pa <; ovo O O CMCM CM CM r-l
111 1
iii I
n• -cuCO
O r-lCM 0
O J- 0)iJ 4J 4J
W Cfl*s C
<U C M4 J . H O )•H rl£ * D.
O HO O O rl r-lr-t r-l r-l Q> Q)
O O O - H O * d ' l O C J v O v Dm i n m c o j ^ r - i i r j ^ H O C M O^ j j ^ ^ O o S ' - H C N C O C MC C C r - t r - t O > v J C . O r * -i_ l M W u" i < S O b O b O O OI t t >. -%£> c C C3( J H ^ J M r H O - J ! ^ O - H - H - H
i j 4J AJ O . A J a j - o OO eg cd n jtd ca cd cu a) ^ i-t r-i cd o o oO U O C J C J O C J C J t O C J O O
1
wau O3 wOj a
lago aW H Q
g £a,«
CO
w z eiis
w533S
2
K
1 1H
M C
IVI >V
9 |(X,w
1i
N. 1 •* * or- ~5V m r o c M ,— i r*. vO in r*- ""^
CM i— I vOCM
vD vO O vO CO CM *n CO U"| cs|
r - 1 , - 1 i - I C O O O O P> u"l • CO CM CM -H
COr-
4-1010O
<U 4->
(X >E **"'w >
** "5IM -HO ?
(1) *O
h C
> *s< cu
< CM ONCO CO O\g o o
IIItj TJ t>1 S i
r^ c>jo o,-t r-t 1i-( H CM^ r*« ti co i^4 O c i 0*< r-l O O f^
0 > £« .r) O
CM 4J ! r-4 J^ O
S C r-( aj O CO« <J E i-i ^
00 00 M - 0) 25 *O^j qj 4J X
13 <J- ••-• Ci H « *»c <t « <y rt ra • 7p-(0 O Pi •&• r^ • 3 PH
o o • x * - « H O o
c o o C > • ! - * < J C M i . H ' < l - m m §C M t J M C d f a f f l C \ > < J > O r - l r - l j _ i
bO 60 60 00 bO 00 O 00 00 00 60 O O <Uc ! c : c . e s e s C J - H C c c T c c d g
n) o] to d td ^ i^ "J ^ n) • cd o O'EO O O O O OX O O O O'O O OO CJ O O O OW cj CJ O O - C J CJ O
<fr <yt pg *o CM
CM t-i
vO «— < T) ' f^« CO
CM o o r-t o
>. > >.c c .anj to coi* & §*5 0 o
U 0&<U G C Cj3 X3 -^ J3o o o oM a S *S
CM ED ^ &
CTI \o r^i i i
i i s,-2
i"-«.w
-o
O D1
00 COC 0•H iH
•§ «H H
S CM -J>
r-t C O O O
O Cfl CM (M CM
C O pd P* Pd
U CJ CJ C_) O
[d c
§ d 2O «
« H C
COM K
ill1
53
PS
is SM O
I-lfnM C55
1 |»<
1
o o *o <j co« j - c M C M c M r * - i n o c M i nco CM i-i enr-l i-l . -vfr
r H r - * C O r - l . - l r - l r - l i - l i - I
r - l i - l f - l O O O O O OV V V V V
0
> . . > » > • . * £C d c ucd nj oj uOH £1) CX &0 Q)
0 0 0 £
d e c o «J3 X .£ U HO O O 0)ex, a. a. o a)3 ED S Q O
00 O i-l rH<f in in i-i i i is g i s
r*^ m o *ni-r i-i I-* oo
S 3 3 S
w w en co
•a(U
fljCJ00to£a
oc .aT4 V4
to o0) 01
§ P£j XI<3
1 CJ h
m ,0 Q)fe H I
1 OO vD r-l • •* . OO 0)t- i i— i co < u < £ m c O ' i - ) B
C M C M C M Q ) r ^ i — ) Q ) V * - H, r-l CM CO - 00 <U IW
S p S S > , u o o n nO O O C J f t Q Q Q Q
rH <f O\
CO O CM O O ON CO
CM r-.co
i-4 r-< CO m «-l CM-
O CM O O CO O OV rH V
J3
r-|
<t CrH CU
a.0 6r-l O^ uoCu S
m m G OCM CM CM iH
II IICU &I "S* 0*co c/i en en
r-lCM
^ • vO\O V-* CMO 0) iHCO H fO
w P4 en
4J g f! \0 ^C aJ oO CM -H r-l O•H OO V* I --.n co ja o PS ^o,0 3 > (^ o3 Q) rJ -H ^rJ CX 0) Vl r-t
CM E^ 3 3 > *03 - ^ « 3 ° -<u o a> <i) co co3.3 3 y-i 5 ^> vO
i-4 i-l ..r-l Cd. OO •-* rH
*-i h t-t J>s O CJ OQ Q Q Q fj U W
r-l
CM
O
£
"-1
1Cuen
C3Oa
o
:oshie
ld
o
00T-4
CO
o
VOenT-1
1
P^
mvDio1
PU
\DO
S
003
actr
ica
l
r-l
CO
j g
O pj
wCM
COM Wco a qEH O H
< § §!rf CJ §
CO
c^stu3
ft
o E-H
rH
g ^
Fjl f^
a ga
MA
TE
RIA
L
__,
oV
i-idV
J^-HTJC0)
CQ
\D
rH
1w
PM
O
IwCMO
„
0)rH
O
aa)o&rHa)O•HM
Oaw
rH rH• O
O *O rH O . ""> O OO rH rH CM >-O O
<t rH rH O
CM rH rH
CO I"-- O CM CO rH OrH co in r*-
rl rlO O
a) a3 O 3 O
OJ O OJ OD.O ao
• 6 ""* E in.O Q» rH OJ rH
CJ H H
E cU E a)g 0*0 o *a
rH Crf C CO ffj C 03•H . cct a) ca a)O oJ CQ 3 cfl 01 3M rl C rl £
•U T3 3 ri T3 3 -HCJ O O S (U O S0) rl ffi -rl 33r H 3 0 M Ottj O CM CO Q CM CO
m o i-» - doCT\ CO CO CM rHr-l CM CM CO CO
— . ^ * - * . - • * » '^
CO CO CO C/J CO
0N•H
"a rQfi *"*4J 3
rH «-.
£ I* * CM
<u c c orH O O ' OCJ -H -H 1
2 4-) U rHnj oj ^D CM
CU rH rH O> in(!) 3 3 cnO W M CM cr)^ C c -u
1—1 co m tnrH rH rH -H CM CM <UttJ C(J CtJ Pw <*1 CO QU CJ U•H -H -H 0 C CM M M M O o t - l
O O Q O O M { 4 g(U O O (U O d) ^)' co
W U c\l W PJ W [T] [i]
O OO
m c M c o c M * c o o < j - oON rH CO OO CO -
co oo o cr> CM <f •**
C M C M C M C O O O O C OCM
*B0)
rHrHV
. . co
CMrH
1
5
CO CO CO CO
CO rH rH CM CM
I 11 IICO .. CO CO CO CO
COCMCMr-.jjc
•HCB
U <U
rH et4J r^ §
C 3 -H<o fe . 60 0 r H ' C O<J rH " rJ
1 *->o o - d " O C wC co m > -ri co•H co <; to «j^ ! ^ <U FH rH c»03 m *• cu oo c
O CO <1 >•» -i rt • -HH H o a) <j -u
M ft Q cfl .O CM CdM CO "-- « rH -H 1 Ot H C M r H X J C Q p 4 < i c j> CO > M ^
c c: c: c x '« '« xo oo o o o o o( g ' c S ' c q w W f g ' c d W
en
3 §
O ft
g S
CM
COM MCO Z O>< O H
5a|
a
CA
TIO
N
OTH
ER
Sc
a IfaCO
2
I
O O OJin oCM C7»
r-T o*r-l
^>1
vo o ceti-l 4Jo
H
A
0)rl
d *JCO cO
f M(Uex
cj d0)
r-4 HcOu d•H Oa oo> CG
o *->nJCM
CO J->-H 13 Od (U oS 3Q O i— i
K s1 1"-»*. *""•*fa faCO CO
ur-l qjCO rJ
S <1M 4J
3 5O J31 O
C* d(M -Hin fa
00 00d dCT» 4J 4JvO CO tOr-l O Or-4 O CJ
-H -r4 i-l
g g ga a cu
o.*
<n
^
r .^^
1
CO
to
o
4-1U
1
CU
•rlCO<U
1
OCX
r-l
-* ^1 *
o rj o mr-l OO O CTvco co «noH
ii
CO **)r-t • «OJ CN O vo O
OH
CMuoo
1-1
CJooo
cd
01
3 .O
O vovO vo ^~CM 00 N
III
fa fa fa
CO CO CO
rl CO
0 -H
rH 3O
U 1 r-lnj O CM 'r4 O CM
<J CJv
u n dU W qj
J3 W0 OQ HC C 0) 0)•rl -H d r-l
. eg Jj 3•> O *-> [i(
oo u CDd r< •>
T4 r. 3 4J 4Ju a) >, d d
co o co coCJ W fa fa fa
i•rl *H -H -H i-l
g § g g gcx ex ex a. extd t*3 W M W
•-i r-i m
^ o o o mr^ CM V V
1— 1
s\1
CM r-l r-l O*r-t
i-4 O CO O CMV £ V
f-l
UdM
d0•rlCO•HUCDM
fa
do•rl•J
r-4VOr-l
1PMCO
Ooo inC i
1 CX CJ<C CO CU
CX*, m 4-1 4-1 CO
o >n cfl cor4 vO <U 0) •co en co co H
-H .H tJ 4J COr-l r4 0) 0)
X X 0 O ••-•O O 00 ' 00 t-4cx o. M ri a)w w w w fa
vo
^
•-*
OV
a)r-4
">d
CO
o^
n
1faCO
do•H4JCO
301d
•r<CX
CO
CO
Fib
erg
lac
^m
i-H
oV
CM
1faCO
^
ur-l
U
WS
M
Fib
erg
las
ooCMr-l
1
i-H
S •H
5,
4J
o .H
<f
(UCX
EH
01r-l
ntJ0)4J4J
Ofa
*o0)
sCX
CO
1) CJ11fa ^-^
10
•a
ISoO
en
I i0 §
M H O
Cu
ofa
co'I-l Wco Z o
3 S X
zj 3 z
Q
o:
§ KE
H
EH C
9 |M
J
PC! •H
1
oo o o CN m <tO r-l tO rH O CM O O
rH OCO
- a - l - l r H J - m C O C M l - l
O O O r H O r H O OV V V
.
C
a C
§ £o ar-l Oa• r j « • • . - .
CJ J3 >*J3 3 C
h a g. M ' H OO ffl • „0 Jj S
en CMo to • 00 m00 <0 CN CM
II II.
cn to co en
ini
•o•-N -r4in r-l 3
*O 0) -HCO tJ
4-1O M O
cl ~r*S o o
oo o o oi m CD wC vO O «-* ed O-r* r-l VD r-l 1 00 - f-< 0)^Q 1 ' 1 in CO 00 ttj rH3 CJ CJ CS 1 - WH 3 S « r^ « c!
i r^- i o *• » ( U QJ (J O (J J3 W
(D ^ J3 i— 1 05 ( J-l^ 3 3 « cd 0)
O O O O O J C U O -i-l '( D M ^ M M W t J l - lg o o o o o o o3 3 3 3 3 3 3 3fe^^fefafefe^
00 <^ r-. sf
d d 0 ^
rH rH rH VO
O O O OV V V
c01cuso
CJ
rH CO
3 -S» eU O0> UJliH %(U O
CAO
|
iin oCM to
Z S5— ^».
CO CO
•0
1 OCO CX
M O Sd ^o o•H 1 US rH1 rH
O " 0 0W CM
19 XI 1
PS d.O O ' 0) rHS d d caO O O rl4J O, CJ >>'CO -rl -ri CUCd lH rH
rH -H -H. dCJ CO CO' O
2 0 orl H -3
% 1- -^ I
rH « ^> «, 'v±
r«* ^f oo o oo O'p-
- • '
OJ i-l r-l r-l 1-4 r-l
O O <t O O OV V V V
r-l0) -H
to
0> §
S 1O rH
<
1 *rH T)<t <a
HJ3 0)J-) >T-I O3. 0 . . . ...
CM
O
i ;
.'. . . . 1£
* .CO
r-l
4J
rH
0)c:
s
c• Q)
CO Q)
J- CS ota o
*> i— 1 r-lS rH -H .>' 1 CO -
'ffl W
Q Q fl) CN QJ- 21 1 ^ I r-|
<3 4J -U 4J« - C CO CU 0)
eg CD <o QJ j co coPn fe pt( fe E O O
11
cy
W c!w B
S kJ Ifl
o au H c
ex,u
COV4 UCO 2 C
M A >
i
en
.CA
TIO
N
1 O
THE
R
H C
i i*^W
1
oomi
en r-i r-i inm o • . 1 - 1
r^ in O O c*J O O ON ojm m V *& oo V u
r-i m vo o
otni
VO r-l ^ \t> r-l r-l
o o e M O c o e n o o c aW r-l *£> V V U
V rJ r-l 0H
d
1QJ • :• O
K ' Sc . - • i-i& 1h 1^1
lx^ »— 14)
"S ' 2
5t *° ^
* * S HS S S 2*
en en en en
QJ
*° «QJ • JJ•U S
S -aeo c:
^ S >n g<u cu m enal M - Z d« EG oa> o d ^ S -Hd cJ o in w CQO O O H •-* *H
S r-l C O- C-4 O 0) rl1-1 < ; < ; • - » e>J en &H
„ *. r-< i-i d d <uu n ( ] j ( U < t ) Q l ( U O O QQJ (0 CO ( O - M * - 1 6 i— i iH
^J CO fl) (d Oj O* QJ • Cg 3t n c f l o ) a ? ^ > * o c x a .nj r-4 W I-l i— < <-l 1 P^EO O O O O O W f f i W
O
r-I O
- . ^>
O OO001— 1
.,,a c
tac cu
1 !
Manufa
ct
Rubber
S
w I*§ 01
d
O P3
u->en
HZmen
|4Jctl
-T-(
i.Jd 0000 <t•H -d"j i— •*
00 -C U•H R)
efl cQ.0
c dI-l M
<'•
r-l : • '
O r-l i-l O O CO OO r^ O O --I • 0
<j- r-i i-i en -3-•<± csj enp
iH *-I rH *3" . -iH • *
o fo *n o o oo oy v-i ^ V V V
CO CO COU 4J J-tC J ( J O3 3 3 '
•O tJ TJ
S S 1 *
0 ( J O
c c c00 00 ' M
o o o
<t o a\ m p* r-i mi-l r-l C-1 CM i-l CM «— 1
6 B H H H H H2 !S 15 2 !S 2 fe
co en en tn en en en
0)r-l -Uen i-i
^ o o io MD SoOJ O Q) T3
i—1 fn Jrf O r-< 4-1 <Upq X o £ i -H «
o ^ S i « s 8O O rt Q> CO «-*t-i o) x| j2 « <t ii i-i ro tH M ^ F^tm CQ r~ <• o i-j >
"a 'c 'd 'a "e "c 'cHI I-l I-l M Hi M H
12
. CO
3 ijj j 3
«1S
Sa
M
COM Edn z q-i g x
3 u ?
CO
n2
PI
Hi CE-j
E5
a |0
32
H
g
en r- r-* - so ocj» o cj\ . «3~ co o • o vo o m i— i en rHcnO <fr rH O >fr V <fr »-*
in Oen >J
, H r , " i n r H e n c N r H C * v O v £ > e n r Hr ^ o o c n o O e n o - d ' - J ' O r n oS V V V V
Mo
d* • tw^1
Oj 0) O
0 3 rHO JJ
O " cfl JJ
t vg- mCQ 4J S3-u W H Q
3 J-i O S
O ^ \O O e^M X ) r H O d
Ot 3 - . •"
cj nl ol w S• H H J J . . ^ W 3 § 4 JC c y C ' T J ^ Q ^ C
bO G P-i fi El £*» P-iH O J 3 3 3 < t « 3O P Q Q • • - . U C J C M . M - Q
rH \O -4"CT> rH CO <t ^rH rH CSJ CSI rH
ftf Cd Cti O£ f^H H S H H
_g ^ ^ ^ ^CO CO CO CO . . CO
to•H
"§rH HtNO " <1>ELI rHO Q) J*O GO CtJ
o en cd oo •*
X »H 0) - ' r-l «H *r-*
r-^ tn rH en - cc • Ji-r4 r»- <o O O co , M
M M CO CU C\ O ^4
> > 0 0 1 J H O « O O O f l j < fr H r H ^ - r l O Q O O O Q j " - 1
^ H - H < J - - f i « C O Z C O C O C O . P G ^CO CO rH 5 C g
" d ' c c c S ' o j c u c u c u ' c u ' a ) P > r Jr H H W M ^ N i w w w ^ ^ * : * ;
r- vorH lX 0
CNOl
^ ^ . mO O 0V
aS-0)H
• SoSaCO
Q,_,
^f
T3
3O
COrH
1P-.CO
oen a1 rH
VO CQVD 'PN. «
cn ocq o<i 1) . u"i
CO >» XCN -U
CO r4
o ^ c•u en .H!•* en nl
^ ^
CN " COrH r-1
Csj r-»
CN C>
"
0 O§ §CN CJ
jj iJ
Cl] rf
CD 4*
3 5CO C/l
u y3 ^O CJ
o c3CO CO
0
to0r-leo
a 6i-4 0^tM CO
0 tjcfl d
PQ 03
o OO G\f\ i/l
x i
cd d• c (5
s ^S 5CQ CO
h4 i-J
u
a ' l5 £5 c
O P
IH§at3
COH E*
§ 1 c?
1
1«
i2 tH
a |(Xit/
3Si
o•-I
o
bO0oCN
4JcdCO
3
8
23O
CM0
rl
C0)Q
c
V4
sQ)
r-lCQ
OOmiX
rlaI
iACO
M
^
tuO0OCM
wcdCOrl
O
01
o
so
M0)>G0)
i
i-4
~rTCdCD
r-4O
Sin
X
cdC
J
rH
f-H
OV
ogCM
cdCO
3
OCO
T)CD
O
1-4O
rlCD>C01ai•rlJJ
M
£
So
ooini
XI
- usJ
CM
00
r-l
OV
o§CM4Jcd03M3
SOen
a>
u
r-4O
n0)>ea)Qic
-r-J4J
S
•o"S
Oo
XI
ucde
1
ino en ^ • o o o o r^
C M i n r - l r - l i - l r - I C N l C M
r - 4 ' r - l O O O O «d" "— '-V V - V V
' fa CD 01 CX
O 3 3 (0
'• 8 S rl ^ fa
PS 01Q> flj D J-l'rl rl rl « 4J3 3 3 o jO U cj o
ctf 3, . •. . Q 0
• .O O O K
O O en r-lC CO CO
" -r4 *H r^ . «H r-l "O *O4J 4J r-4 <U r-l <U 01M U M r l r l
: • Hj o] 4J nj 4J 3 '3S S ctf S rt U O
ocn ' ' ' r-i ' \6 cor . r-i r- co 00CM r-l r-l . 1-4 r-l
pi Pi p3 Pi p!jH H H H H
"p7' "p7 ' "p7 "p7 ^4C/D - en co c/» co
O <J O ' OO
• • • r-l0 0 0 I0 ) 0 ) Q ) CJCU CX CX 1
C/3 CO CO Or-l
tj> Q) QJ a) O 0) 0)
^ t ^ ^ f £ ^ C ^ l SP = J . 3 3 » 3 < t 3 3
O O O O O ' O O Oo o o o o o o oi n i n i n m m . m m m
' i i i i i .: i i i
t-l M l-l t-l ;, U V4 r» r4
S ni o) c f l c i j c t f c d o }C3 C IS C C C C
's "a " 1 • 1= "1 "| "|Hi.- ^ r l J ' I 3^5
Oo cs vo o • o.m t-t o '. *«A
•en CT^ o\CM en en
r-l i— 1 i— C r-1 ;
o o o oV V V V . .
>»S o-in r-i
r-l
O - ^<W Q]
3 3 / 3CJ O O
o > >
4J O O H •' rle8 O <n 3 3 .14 esi ,m o : oQ) r-l rH 33 K 'cx :§ o) S CM CMH
§ 8 S 8 -'80 3 3 3 .3Pi CJ O Q • O
COCOr-l
PH :
H i2
"Si"CO ' ••
0) oj <o 0) <U
-d .C .C ^ jd5 S S S ^
o o o o .0o o o o oin m m m mi i i i i
rl *-l V4 H rlcd cfl oj nl toC C C C C •
1 "^ 1 "I 1 '
5 3 K. 3 :j
14
CO
a 1111
Q S
3CO
co M
ill
^B
g
O H
H
Sb z
8 |«
d
1
o o m c^ oo <t m CN Oin o ofi rn i™*
r-| ,_l i— 1 i— I f-l
V V V V V
ar-l 0)
O -w M£ 03 3<U 1) Q)
3 3 0 )O O g.
<U 0) <UM H H fa3 3 fa fa _O4J -u o O SOrt q) in in o CN)-i ^ in in o i— io. . a. -*-1g E 4J OJ 4-t OJ<u co CD ctj co cdH >» H *O
a Q S eu cu <u u
O <± 0 3 3 3 <Upj >*D pj CJ CJ CJ H
-d-r-i
OlCO
0} Q <1) d) 4)4J * 4J 4J 4J 4J*rH •H *H -H *H
5 5 5 5 5
o o o o oo o o o o1 1 1 1 1
*d *d *ri *d "ri
J 3 J J I
oCMr-l
r-l-
oV
no
M-l
Ol
3
n
g-
H
a
(§4J
• a caT3 a2 Q3 Ocj m
r-00r-l
1CO
<u4J,-J
s
o"S
1X
S*d
rl
O O Oin o *4"CM CM -*CM rJ
1-1 r-l l-l
O O OV V V
S bQ) m3U U
n oCU rl OCU 1H CM
H 60 U
H '5 - .0 :> co( S i c ?
Qu Cqj ca -H -d"
>sT3 oj T> tt0) Q <U 0)
3 CO 3 3CJ r-I CJ CJ
CO
I-l
1 — .a-w
<D - a) <U4J U 4-1
5 5 S
o" o" o"o o oin in ini i i
r< t-l Hoj ca «c c c
T-l -H -H
III
o o <j- o r^«4" C*l r-l CO
- -
r-l 1-1 O l-l. ^j i •O O rf OV V V
bO
i-l ca in<4 >» r
a bcm a u o•H -J- b O> rl O CMb ri -H inS o < m u
»*-i i-i aC 60 b
•rl fa C "O COO *rl a O rl
co in > CM 3rs in Q Xr-i oa r-i g a aa o *->
b . <-> c a o<t o a -H -i m
in T3ITJ in TJ "O 'TJ flj T30} r-i a)' a) a) u aj
3 4J 3 3 3d) 3cj a o cj -CJ H o
<jSCMO
tJ0)>c111fac•rlUrl
4J AJ 4J 4-1 4-1
5 S S S S
o" o" o" o o"o o o o om m m m mi i i i iX X X X X
rl rl rl rl rla co a a cda c d 2 S
. -rj - *d *rf *rf *d
J J J J J
S
r-l
OV
O0oCM
4J
aCO
3
Woen•o23U
CMCMO
d
ic
•r4
S
„
0)4J
1
14-1
0
o"oiniXrl
S*d
J
J5
P4 Cc
!llUOi
Ma
COM H
IIIlag
1a
M
O HM OH
SH C
M
8 |PUcn
dU
i
CO CM <f O O O O• • CJs ** -d" -3" O
m J1 CM O i-l CMr-l
O O r-l r-l CM. . • CO CO 1 1
r-l CM O CM CM
1
r-l rl (1)•H S 4J H<J CL 01 *H
S 0 a> <1O 00 0) HQ C H M
Q2 .J n C> S rl S 1-1
* I< S i8.5 U ff 4, B
[JM <o *H Ew n) -H tf *HO Q SO >•J- *J" 00 O CO COON <t" QJ ON ^» S i <U ^>
rl Oj 0) rl Q)4J r l - J 4 J QX Q 3 Q03 O 4J tfj 4J fe 4J
M-< oj <t T-IO CM oj rTJ rl *O SO HQ) T 3 Q ) a > *O CM T J C J TJ•t-1 CU CX 4-1 0 )0 ) f~* O CU OCO J-l 0 W rlrt rl S rl0) 3 (1 )0 ) 3 3 -I-1 3 <U SH O H H . C j 4 J ( i J OH U
CM CM0 0
CM r-lCO COCM CM
H S^s, -**
CO CO
O <D
o) d)
i iC C4J 4J
<u o) cu co a) d) oij Jj ij W fl -rt i-ljj j3 ,d J3 ,fl t £» S S . s S S 5
§ cT o" o" o" o oo o o o o o
m m in m in in <ni i i i i t iX !*! X X! . X X XiV4 r> rl rl r* rl rl
§ § § § § § S
av o o oCM o*> r*. o
CM OV CMr-l r-l CM
so r- M
i-l O O
01M
1cci a)C> H
cn 6
•° sc a!u<a
CO^ CO
Q H Cd•H aIS ** 01
•0 C? Tl
2 ? 2 2cSS c33
sd- CJ\ O OO\ CO " * ",_, H r-4 i-l
(xi pej Pd PC!
CO CO CO CO
CJ
4J
>
"o
rla>>O -
3 CO Scu o o m oft . -H r-l 1 r-4jb js Q) cj a)S S x^ >.
o" o" o" o"o o o c ou^ in in T* m1 1 I CO 1x x xJ <y x!H rl H rl
§ d rt co (rtC C <t C
Or^
r-l
9
oooCM
4JOJCO
1
Ocn
•0a)
CJ
c^CMO
11C•Ha_iM
S
8r4r-lC)><
00rlO
o"Oini
Lam
inar
X
cn
r-4
9
°oOCM
4Jdj
CO
1ocn••0
2CJ
CMO
CDQIc
.,-(url
Ss*Or-lr-t
S
.
3o"o»ni
Lam
inar
X
ooovO
00
r-l
CMONr-l
H
CO
r-t0)rlO
00QQ
CO1
2
Q)
3o"Oini
1 Lam
inar
X
cn00
CM-
CD
OCM
IS
"••
fx,CO
r-l
§fa
CO00
CO
$^Ioomi
| Lam
inar X
CM v
§ar - I O . C - J C O
"
sH
g
H
a ob a ofe
o o o o«s •-! («! r-i
P^ • Pu
°0 °0
aH
aH .
OOBi.
Hca
•a aj0) hM 33 uU 01
ooo
0(0
B S^ j S« M
3i-l
£
TER
I17
eoo
Klu
i
I
COz&3 O
1^1is@
BlM U
3 § S
llf
CO
S
*8 HH OH
l-l — '
S Cg
9 |(Jj
CO
9
2
OS
1
• • Qj«n rx. w
OH
i-iCM
1 '
• • i-HO O 0)v v «
H
OO
i£fa
>»a3
fa
<n O
0 0
i i
>,8 '•O
•0 o0) CQ4J
™ ,3 «i 3 «>
a M o« rH u
u >> 4nc a r-i
•ri aH - C
1 I I
^
0
3
00
1*..In
0)
a
oT^
I M
agne
hel
^
*
o
to£
I
S •
tu
rt
tx:
3Q
1
g
U-H
Mag
nehe
l
VO
i
aoH
in3l
3oH
800
<1>.
a*In
§>0)M
&
0
JJ3
•rlSC
0>"
u1-1
I M
agne
hel
^
2
oo
00s<u
J?s
fe
4J0)g,o
u•rl
Mag
nehe
l
CM
-'
ou
<£?a0)
' as-
"••
IU•Hr-l
S
sSio.3Q
a
1
uTI
Mag
nehe
l
0rH
t
a•u o0 VH
in
irH .ID rHJJOH
6
d 30 Pi-
dO 00 rl
. a . s"1 i!* 3 §.6u S H
a)a) d? 13 Z
30 X•rl rHrH O
O P4 .
1 a00 00
• S S
C O C M O O • c M * - < « - ' C OM O C M
'
r-J O O O O 'd'V V
01-1JJ
20
&33a
CS r-lCM 00
i i~C4 ^W CO
a•H
00 0 JC l to U*
O M ft) ®e-j O. « -iJ CO H rH W rH JJ
M i CO 2 O' 3(U ExJ " OJ•H EH 0
S oo en u u uK rH rH 3 3 C
O 0 ) * r l c p • r H r H - r lC O ^ O O O P 3 P 3 c d .
& * c ' r H ' a S S oO O - r l o. 4J U 4J Ur H V I J > ! Q CD « ' « ) Cl)r H O O r l U U U U Oa a ^ d ' z l d E i d• E r S r i j _ S r S » * * l S p i - l
-acu
W C
Pn W
o o5M H C
* Sw
01
M Wco a qCH O Hd § o3 fj Q
x1
o:
5 H
S b
Bes z9
HSS
«
y
uHg
oCOI-I
CM
O
0X•aBtoCJBOi-l
*
B
•3s3
a)•H
•H&1-1
4JC
s
oO CM O O O Oo r-i o o o r*.CM O " ON ONr-i m -1 en
.-I
O 00 CO 00
<t O CO vQ CM Or-l CO
4-1ql
* 0} ».(0 j-t a) - » «l-( 3 r4 S <U 63 O 3 3 H 34J aj w 3 33cd a} u AJ o
<u CM a) > i-i >&4 &* QJ
OJ C <U WO S -U OHcQ H -H O 4) i-4 O
E " S S S H S c M
oo qo ^ oo w
U] i— 1 tO rH CO ' r-l CO
D H 3 M 3 3 M 3O S f e O S O O 3 OXoo tt iott i X o ^
M O M M
OJ
00n
ow
cj Q) a) o <u4-> 4J U >* 4J 4-1•H -H *H erj 1-1 f-i -
0 U U U U U
I I I I l I O«3J •<! <J <J <J -<J 00T T i i i i4J 4J -U 4J U 4J PL,
<3 3 3 3 3 3^j4j" W" w" 4J" 4j" *T^c c c c c c jzi-l .H i-t i-l -r T* 4J
o* in ^ o\r-( CO CM CM
r-4 a\• i i •
CO CM
0)
3[j^ p^j fT< j_i0 O 0 cfl
«O »O «O 1-4 01O O O J O C J O < U MM CM S i-t CM M CM CX.33 3 3 3 e Q• u c o 3 u to 4 J c a <U fn<d J-i o cij M S aj M S HM 3 ( ( J P 3 § ^ . 3 3 < Ta j o > a > O 3 a ) O 3 E C McxM c x M o c x M o o§^•-5 §<!-.> §^i-.> 'erf's
E « o g «o S *o n •*O fa O O fa O O fa O 3faO O O O O O O O O O OP d O C M P-JOCM O iOCM MO
CO i— t W CO r-l CO W i— 1 W VJD i— 1 fa
3 H 3 3 H 3 3 H 3 H OO 3 O O 3 O O 3 O T 3 3 OM O M M.g^ * 5 W S rS^^ O f O v O C Q v O C O 3 * - >
r-l
0)Q) <U 004J U X C1-4 i-i m cti1 <f S S .u u u o
J f_J t-l K-I1 1 1 1
<J ^J ><J <J
4J 4J 4J 4J
3 3 3 3u" u u uB E c e
•H -rl • -H -H
20
COZ
I si
a H Q
B *(X,
oc3
CO
CO 5B Q
-J pf) S>
i
CO
1
§ iM OH
M Cg 2
a |Pu03
g
ias3
O sf
O\ r-l IT) VO COi-H rH l-l iH
>0 <f en r-
3
<Q <Q <J)
3 3 3
efl td ' cdM CO M CO M CD *0) M <1) M <1) M Q) -
9* 3. g.s a g MSoaJ it 3i cu 33 •*•> 3H H H CO O
<r -<r <t n «Hcsi BCM S<N <u>o o o g«c4 c ' c2 c ctl c *w wo
cd cd <0 E-t -H Oco co W SO
3 1 ^ 3 f ^ 3 P 4 V t Q Uoo oo oo o) oo *-"
E-C 0 5JO fflO 6 ^g 0 1
r-l O iHO i - I O CM M MM O M O M O d M d
T t = 3° " S o S ' S o S "« M O f f iSS 0 4 Sni^ MM o 333 4 J 3 4 J 3 i J C U V O O O
Or - *C (J Oi-l td CJr- ICd W ^^r-IPl
-d S «S 5 i•H O '"T3 i— 1 **^o < ^Sr-l <T
<I " . -,
« S CJ <U >»o <u ca (U cd- J i . " r - l M M
•H O M O Omo tT o o o
• ? f • ? • • ? • ?J*<
4J i AJ 4J 4Jcd to cd td cdu o - o o o
jj* JJ 4J AJ AJ
c c a c c^H -H -H -T-J -Hnj q) oj to CO
PU m cu c^ (
o o o o\ o oo * o o - * o o m o jm u ^ c n t N C N i e N i — o J<j- <n en
CM r . r-i e\i r . r** csi
\ O i - I O O r - l < J - i - f Oen V
<!•
g ' *
|. ^-^ ^» ^<f 1 . C PiCM cn a ca1 CM a g,
^ 0 0
vi vi -ri a vi vim n c ca ca ca
S s S t * »4) QJ O O Q) <l)
TJ T3 S T3 T>c e o 2 c d
<J <J O en < <i
IA CO <t OJ P*l<f -J3 vO vO >d-
II IIIj Pu PJ CU P4
CO CO CO CO CO
JxJU
r3
eaoP* -Si(JS td
r^i u CTV cn oa> o >> r-i o >, en3 O tH . CM QJ r-i
r-l e>J O O <J M 1fQ (7\ Pn W X O CO
c J c e c c e J c cc o c d c d ' d c O t i i Q j c dp U f L i P - i C U D - i D j p L i p - i
oI-l
^
°
<u4J-H
CN
CMr-4
td
C
ctt
in
xO
00
i-H
<
£Np~"
0)A
iat
1
s
c
&
CO
w o
S i-> g0 05
M H Q
WCM
3toM b]
S § SJ « X
E§ °
p-j2
Bi
H
H ~'
H =
M /Vf
a IPUCO
1K
oO O O Is* OCM O O f** f*»-i— ( ui vO "
r-l CM1-1
...
O i-l CO O Om . V •-' •
o*
oo
c o3 <U5 aM CO
S O5 P4h
T3 HC a>< . a.
a.o
|
iCM
' 1PH
CO 00
f cJ,CA itd CO
rl -*r-~ a)
? ° gCM i— t CO Q.CT, >, in HM g CT> It
£ "o i M0 C r-lCJ -H rl >> .£
s g 2 f S6 a x a JH
a c c c ecfl a) 03 rt fl
Oo<f
sr-l
r t
00
l-l.0
yfi
'apel
0Ql
CO
m
C
aPM
00CM f
, c^iI O • C
O O O O- O T|r-l O O- O CM CM —at « in r-i co CMU m r-l CM mO i— 1H . .
00•
1O v£> O* r-l l-l l-l
*J V VoH
•• a) ur-l Cg. -rl5 CQ
5 fc•a
^P So c
•H MO rl 4J
.r-l PH rl01
!^ ' OC ' <J5 JC -rla u ce B O5 M H
CJ -P
S u0)
o m . co rirl O OO O r-l Bl
rl
g
o%0
-H CO <UW CO -UO •-< -Ha, i ^
C t J O 3
- CO CO J4 OO CO CO O O•U >r4 00 CO Cd i-l-H X O O ^-1 1-CO H »~j CQ 05
Ed O O « 0 CNn r-t i-H <D H 1
CM S N 0) Qo o o « •* cd .dO O f-l Q) <U •-» •" i-l<j- | ,-4 4J t) 60 >. Q)
i-l CO «H -H T< iH Cp S - C s j ^ l r* c* g O tflH m S S s PM PM
CO^o * * « •»
C C I C C C C C
£ 2S £ p2 2 £ £
CM CM CMC C C
-H -H -rH
CM CO CO
CN CMC d
<f 00
4J J-> 4JC C C•H -H i-4
(2 2 (2a) <y a)d e c-H V) -H CO i-l 01U U (-1 4-1 I-l 4J
m CM M-( CM u-i p|O 0 O
u o u0 G 0 C O CC O C O C O
I-H r-l H f4 l-l r-l4J 4J 4-t
S u o .0 a) u(U Vt 1) V4 <U
3 w i w § wa- cr tr
CO M CO fJ CO r-lO O O
r-l [H r-l P^ r-l 4-1
CO <t r-l1 1 1
Q O Q
l-l r-l l-l
0) Q) Q)C C C.
CM CM CM
4-1 4-1 4JG C C
S S- S
22
CO
1 1*1!U EH Q
a' aPM
aa
COM UCO Z Q
3 S S< a o
CO
s
piK
1 §
S c
a i— .PuCO
/VTE
RIA
L
£
9
r-l
dV
4JB•Ha
PM
(U
B•rl CO
CM Ha<w PMo
CJj! -HU CB O
1— 1 M4J
S U01
§d51*or-4 4-J
CO1
CJ
I-l
Bcd
PM
4JC
T-l
«CM
r^ i— 1 ^H i— 1 r-4
9 9 9 9 9
C*J CN CN CNIrH C C d C
• " -H *H «H *HO —* "-- *-» "^V <N 0 <f <f
eg r-l CO
U Wc a•H -r4
S et!CM
*o t)cu a)4J AJC C
1-1 CO *r4 CO
CM to CM Ma) aj
4-1 CU M-l CMo o
0 0J3 -rl ,£5 -r4o c o cC O C O. . t. 1 1 ll1— 1 H H H
U 4J
S O OJ OO 1-10)
§t-4 0} r-lw 3 w
cr crCO M CO M
o o,_( m ,_i IM
^-\ *—\ x-S
<u <u a)•U 4J 4-1cd CB cdH to to4-1 4J 4-tCO CO 0}
• § • § • §CO CO CO
•H -i-t -r4X X X
CL a cu. w w w
^-^ >^ O
<t <N CO r-l <t1 1 1 • 1 IU O < <J <
i— 1 r-l rH rH r-l01 4) CD d) Q)C C C C G03 CO CQ CO Cd
PM CU PM CM CM
4J 4J 4J 4J ' JJC C C C C| ^ -| | ^H
CO Ctf BJ OJ COCM cu • CM CM CM
O O CNCO -J- r-l - • • i-lC^ CM CN «* • O\ "t t-l
-d- co co <f oo coco -j- vo r*- m r-4 10
tfys e e sEj S 53 ^
•8 'B "8 "2•3 -3 -3 -S'c c e a2 2 2 3CO CO CO CO
r^ co cj% »^ co ^ w<t -* <t ^ 'n ""> ^
et! pS a! p< a! g gH H E B H H H.g ^ ^ ^ Z_ .Z.CM CM PM PM CM PM PMCO CO CO CO CO CO CO
c4 ta PS0 CJ 0Z Z Z
•1 n •»o o oI-l I-l I-l• * - * • *X X X X g. X g
Z Z Z Z Z Z Z
R lT M r? K" >f U
8. & & & | -| |cd ctf oj aj <o co ea(ij CM PM CM CM ^ P4
m
cy>
r-l r-l
Crt
Corp
ora
tit
In te
rcel
mCOo
ioin
iPMCO
COOor-41
P4 09 HE5
•> TJ•-< V4iH nj0 0B: nrl H
2. S..2 5
CO•4-
r-l
O
too>
Q
§1-1
CO1-1>•HQ
r-4OCO
£m
«
00<feg-d-ir .u
i§parl0)a«
PM
•&r-
r-l
CO
MO4JB•rl
PM
0)00 c*
£8*8u•rl J^s *••0 1
s .01 -O
8&
or-l
•*y,
z
H
8.as
PM
CO
w §*~ 9>3 t-3 <d
<j g! 9
« H Q
Wft
QC
COM W
S g §
ill
CO
s3
a:
H4 OH
3M
8 |ft
11<!2
r* <r» >± I-H^ ^ . H e s i r - c n - d - o o . ?
,-1 co m eg «n V eg
co *o !n eg CT» ^ eg •— i Or - i c o i - i r - c g O i - i o c o r * .
V <t
coJJ
2oci oM Wo £^ C7 '03 r*
•d fc
1 JbO Hb S
CM ^1
vo C3O fl
1 1
CJ U
Iff ^4
S m voeg o r^
oo i-i i-i r* egCtf pj Ctj Pi f*H
PL, OLI fri C4 OtCO CO CO CO CO
LJ
CTv Od
O °^
§ 1 r-lTJ rJ rH
en -H oi -H•O i i a) eiS i0) &H M P C COjj .J ^4 to ,-4
§ co co E •" aj OCO CO CQ -U r-I iH
O oj q) i— 1 <1) CDa ^ ^ co u0 f f J f » T E V O O O ^ H
- 0 ) 0 ) 0 ) H O^ C >.X J 3 J 3 & 0 ) _ T 4 H0 ) ^ ^ | C ( 5 T 3 , d S r - I Oe fc[M^QHKaj<;O JS 1 1 PH 0)^ J J O C J O » • • C O J J
O ^ i ^ l ^ O O O O Q
M O O O O 4 J 1 J 1 - 1 C Q Oo ) ^ ^ - ^ ^ S S S P ^C X M o ) 0 ) O l 0 3 e o a 3 3 i - it O P Q ^ j d J i ' " 1 " ' " ' * " ' Oe x i f i < p 4 ( i « ( i i P . i & < & i a j t i <
mCft
iin o o co 1-1 in
^ • o e o - d - r - i r ^ r - . t t fo -H
eg
ic o v o a v c o e g r - i r ^ ^
iH O O O i-l ""1 ' O cfluoH
T3
M30
Oomi
•U
§ Ob
J r-4
« • ^o"
O i-i r-4 aj Ocj o u i-i eg
eo (2 (2 2 <3
T^ IH VD oo i-i,-1 =ffe ^ i-i eg
1 I I I I'CO CO CO CO CO
1 00
S B
^a) 3u X H•rf J3< ^ i a j c jO " i-lB 1-1 &
O S O J 0 )m IH <u a. 2 ^O t M H O • » 4 3 -
S« I O Ji a) J! fa Er-l O B -H tO -H
CO 1 r-l -rl *W Q *Jex Prf -v< -H *J i aJrtf fa J3 -o ctj CO o
a] o a) d)e f a > . . « c c<a a B B o ftj ^ •
^ • H < i ) ( i j a j a } c i ) < uC J - r J O O O O 3 3^ X >\ >» t>^ >* X ^*
o o o o o o o oftftftftftftftft
24
M
i Ilp«H|a*aa
COr-l W« Z C
S PQ £<
i| i
s
£H
H C
S a
a 1-x.
c/
1.i
CO
1
i-*2 0 vCM
OH
00rH
00
at co
oH
<U ur( u-i3O H
a) Cn« ft. O
8 . Sin a) i-iX 3 4J
u sr4 (0
§ M a01 H
1 § • !§ Ir-l H U
•OS CM >C O0} O 'O r4
go) 00
?1
00 00
4J W
S 1s §2 £
o oo a% *n f-iCO CO 00 COCM r-l
CO CM . vO r-l
0 0 r-. 0
S °0rJ O
CM
<S uat
>\ nC rl (0
R 3 H0 3
S S 0O 31O -*CM <tCJ- TJ T)
ID U U
o oo o- u-i mt i
CM >4 54ir-l K HO 0) 0)CM C C
S If gU rJ J
1 1 | 1
0) 0) OJ CDC cj C C
5 5 5 54J 4_J 4J 4J
8' 8 8 83 3 3 3?i >i rS ><
O O O O
in • • oen CM en en *j r-i
r - l i - H v O l H r ^ O v c n m '
O r - i o o o c M o c n ' i nV V V
o1 o*1 §§ o a
r-l gCM r-l O
U
a) oj M<u
M CO 4JP >, Xo a o
.3! Q Qr-l vd- TJ ^
c oT3 T3 Cl) <U(1) HJ -r-l WrJ M TJ I-I3 3 -H «0 0 S <
CM 3 'CM VD r-l
I II '
CO CO W
o o ^I I - ' C JX X O -r< W fl H(Q Q] n 0}C S U U O «
•H -H C -H CM CM -O
I 1 ^ ^ 3 cn §01 w 3 a
S a S g m o s H a ;r a m a ) Z « * J I * 4 U * O0 S r-l 0 M -Hb p L t O * C O " H t a
O } \O r-l CO <l) CO( U O j a J O d ) q j C M i - I J * ^c c S m c u > u ^ ' ~ l ' ~ l
O Q J C O r l l - f - " * * " C M C
a ^ s g a S g g S ^>» >* >*-H C 6 S B »* o)O o o3 ri M ^* H. c o : s
25
2H ff9 i_a **
O (*« H C
3 •CO*I-l B
1 3 i•<! O C
„
i2
PC[1-
§ £c
jjH C
§Q p
PHCO
j
1
*
V V V V """ i-1 . V
in co en co 1-1 <f co mo o o - d - o s i n o - d -
fc
u-i ria 3b cct
0 MO <UCM P.
u Ii 4-1 QJq) H
co 6
|lCO
"* 3•a «3H3 •*O CM
COi-l
1
"Sj*CO
00CO <j
eo CM
O
CO £
•H *>rH rH
CO O•H
is-* Mo wQ 0
rH 14J W eN
g ^ CJ CO
S 8 $ § 8. | «- §O O O O O O OvO vO vO vO vO e(J •»C O C M . e O r H % O 4 - > 4 J -I-100 C7\ vO -d" vO 01 O< d)e o e o c N c ^ c o ^ ^ ^
3 3 3 3 3 S U S
S?CNrH
rH• rH
O oj
OH
*
CO
•* 2oH
i-lI
U COco a*CO toH 1
J-| gVO M
COVO1
i
u
115
MrH CU
CCt Noo a) CDao co a>r>. Meo oo b
3 I-E3 O
c H ta
§ 4J Ac ^
a) cd aju n 3
<U CO4-1 OOH) -rf i-lCO rl CD
co a) ol(2 pj P-i
CMCTv
i-la)4JOH
S1
3OH
rH
103
3H
CM
§
0)
14JCO
ft
r-lQ
00 rlC a)•H Nr3 <U
. 3 0
C T>.a orl OCO P<4
DOM i-l
a) co,oi co
o o r-i oo in r^r-l • • • r^ CNvD CM O vo CO .
r-i co r-i m en co 'O O O -l-l r-l l-l
O 4-1
3 1rl Co a& S
j<i iO CJ COu o o
I-l 4Jrl ^ COCO rl <I>4-1 rl ^3X CD >>
Q 0 c2
rHCN
g
S
5
r*. »-< . oo voa\ o co o 'CN rH rH . rH
| | | ' H
p^ &T o7 PJ"CO CO CO CO
rlO
T3 CO Mrl .VO Mrt VO£ i-l CO
1 COO U COVO t] CJ
i •§ £V a *o § -r-i 3 in co
5 1 io st S 3 i i
i-l < Q W
CN -*-4- M r4 r4
1 .£ Q) CJ CD
V ° 0 O Or^ ±4o o O
n « co m in in5 5 o io So SoCO CO > 1 1 1Q} Q) *H j t-J J
26
CO
1 1O Od
M H O
3a,
COM W
3 I *i§|
CO
s
Ri
§ iM O
§H
H C
g
a 1en
:ERI
AL
^
m i-^ to CM ""» r* O ' «-H<t ON CM CM
00 O rH i-l rH r-4 r-l rH
i - l i - l O O O OOO- V V V V
\O CO CO
O O O
. iiir-o <!••H CO
1 1CO CO
in ""*<± o o -u
> O l 1 QJM 0 0 0 O
CO . CO CO CMCO CO 10) CO S-2 &-S r-1CJ <f <f COO H O
£ (U A x |> 00 00 O
O CM CM O\CM CM B^
co CM m . •»tO r-l J3 X rH 0)to y o eni-l 0) J-l U >-s = oj
1 4-> Oj Cd 13 CO (Qo -H « (2.<i) =M *J r-l CU O rH
oj o • • a -u CM coJ- i a d M p q * r i a j i oQ) X C • • h 0 > 1> C O O O C5*J H OO J3 CO •* Dj ON
P « *J ** T*O CM * . CM 00 CM B i •* *m IA 1-1 t-t o > » O 3 «~i iVi IHm *j- iHoj tOi— i >*o 3 co <u oj1 1 ^«p4 ^AJ S» OJ i^ _Q rtH t3 EHM H«J g> H 5 »M K PH 04 PtJ O rt v-' Pi » Od
00 O
en 1
o ^
^o
i
i-H1
1•>.
5 COI C
X OU
(0 i-4C -H01 COi-l>» O
O "">lH
P^ O•H
0) 4JC cotO Gj
S 1u u
Rubber,
Rubber,
CO CO <f i-H! - ! • • •
t » ON OV
I-H •* -d- «-i
V *° V
uccuexO Xa> c <JZ CD I
a oM B O
8- . S 5ri CD
d O K0 0
•H CO J->4J OO (4 Ct]<u <u M
0 " § 0eu & o
mi-j m »n
g | . |
PM PL, CMCO CO CO
to OON I*-
1 , clo r^ irH CM 2
00
to 2 i-<4-t 1 *HM i M ON0) .C -P CMS 3 - H
« 3 C
« « COt-l M rl -Hoj <u a) a).0. .0. ^ *H£ '^1 £ 31* 3 3 (0& ft (X CO
rH 0 6"• CM r-
O vO CMV
rH ON -
v ^ °
OJC
na)a
c3
1
COnj
•aa)Moa
• • • us
inOJOJ
1CM
• CO
4JC
a>o
iH COCO i-HQJ r^ cor; r . ^
=0 cj< o. Jc T! -,£U O ojCO 1 U•H x: ^a o uH *-» *-»
3 O On) o o
CO W CO
27
u
P|3&,
1
&CM
U3,
CO
CO
i
c/i033Ei0
wH
M
H 1
S !
9
*-<h-pcfcf
a
P!
^ Cb aEH Q
8
a c
3 C
2i\i
9
K
1
i
|
W
,
uc
•H
O"to
3
J3
C•H
crCD
CO
c
O4J
QJ
a034J4J
*"
QJ
•HCOQJJ3
<
<U
•H4-1•HCO
QJCO
Q)
DCOCO
2rH
CJ
OUoCJ
CO
CO O
CO rH
rH O
oo r*CM CM
H H
FL, piCO CO
a)coorH
-^ ^CO W
§ oooCL •»13 a)O tJO iH
UH*> i-H
rH 3
§ COF"1*
CO rH
CM
i— 1 rH
a aco en
OO rH CO O\ rH f
rH rH
O O O O O rH
*o
ua
IV rl
^ >CO O<U
•H CO C<! B «
rl -3 rH13 0) rl <8B a CM co01 • -H CO
rl 4Jrl PM 3 rl rlQ) O CD CD
•rl *J AJ J3 iH^1 ,,H >r( 3 h
Cu 3 S PS CM
§O
|
I
. CT\OrH
g
CO
OrH COCM sj
<1- « " CMCO r-l rH CO CO OCT* n) .' nj CM cvi rHO rl rl rH rH trH (0 Q) CT,1 C - C . t i . C l
• O Q) cy y o uI O O 4J 4J Q
O nj torH - * CQ « <U
c c « - ort cd o o orH rH rH CO CO -rl
tn co co co co co
mm
9
0)_Q
1<UcouT-l
CO
COin
v.
oo
_ ,
rl
§O
fH(0&3
0)C!O r4O (U
rH -H
CO Cti
CMrH
1cuCO
0i-HCM1
O•H4J
CO
CO
CO OO CM ^O
O 0 O O
V V V V
r- coo o
1 1i I
CO r-ro n
1 1Pu CMCO CO
oCO
rH -J-m iCM
0
w r-.(0 CDto o
rH C-J•H 1CO CO
a) a)in m ,Q jar- r^ 3 3
U O CO CO•H >rl C CAJ 4J O Om w O cjnj cct -H -H
CO CO CO CO
r-.
rH
01
o
o•*
1PHCO
COom
oQ
QJ
1ca11§u•H
CO
o -
CO
o •
rH
**•Hz
CO
mrHr^-rHrH
*»
1a)c0u
•I-t
CO
28
CO
W O
1 d do oj
a H op^ S
d
COM U
111
CO
3
a
a
§ |
r-l ~"
Sc
r
9 SOica
!i
CT*
O
rH
O
^
ao
rH(Tj
enM
1
00
f£
za.CO
m•0
i
Rubber,
S
Silic
one
<oo
oV
X
a60CJ
rHoJ
CO
"S
vO
PS
z
en
r^
in
•f
Rubber,
S
Silic
one
o>
t— ioV
CM
fA
Z
Cuen
CO>o00
01
1
Silic
one
^
i— 1
XC
g
0
_g.Q
&Ccdg
rHr-l•H
CO
iHCO
PHH
D-,CO
Rubber
Sili
cone
oV
o
r- 1
pj
1PMen
w
n0]
gCO
CO
ofr_j
X!iJ
Rubber
wi
Sili
cone
Typ
e I
-d-o
CM
O
4J Ocrj O
inco -d-G
• iJ iJ3 «C"ri ^0 3CM U
0}•O C Hcu a) 3K > O
3°*CO b r-lIOO0) 00 Hr-l CO O
fc CM iw
Rubber
Silic
one
C O - r ^ U I O C M r - l - C M C OCM rM in CM *J-
COO O O O O O v D - O OV V V V
fj
g
C? ^
5 a) t)O r4 0]
0. 0
J O ) ^&
ino
g
i00 CO Cxj CO 2t^ o r^ rH co o oCM CO rH 1*- CNJ CM CO
f£ ft* p$ PH PH PH P^
5^1 ^ a 5 5P-I P-I P-I P\4 P-I P-I P-4CO CO CO CO CO CO CO
CN1— 1
0>•U•HrH
i is ^ s &? 2 fi s
2 3 « 5 ?00 tj -rf 0 COco co S 3 a, o
g -g u o" 0" g °M 3 c - O N C . h p S ( l ) « O
- O tQ *>. l-> to O
« & r t g H - * " 3 > 3 cS o S " ( ^ C M - H a l t o 0
MOW ^ ' „ " " " ^3 5 a "3m o j o O J O Q J C O c n P j
g g g § § S | K « -o o o o u u 3 ( U c j > ,^ j J j ^ - i - f - l ' H - i - l - H ' O O C OS S S r ^ r - l . r - l - O ^ g h. _ | . - ! * H t - l i - l T - I O O P ' C Xc o c o c n w c o c n c n c n c n t o
1 co
o
o'V
o
f-l
voCM
Sty
ca
st
29
3dPS
CO
ILi5! p5 n
a n a
0-1
a
co'M WCO Z CJH O H^ s s
1
i
*H O
HeIS *
9 |cwCO
J
1
v o r * - c M i — i o o o \ < j * o \Cn VO r-l i-l CM
r- cn en
i - t r - i - t c M P ^ t - i r - i a oO i - l O O « ~ < O O O
>»C
2L
r-4iH COO C Es ^> ^»
45 fl c cC C at a] *(g
U O S B STi u o u
II S S g
^ ,0
0 0
<s g
u uS ' S
IT» r- 1
r-l r-l
P^ f*i
W CO
CO
8c"o K o^ *• vO
c 4J m
00 <U 3DO Pi co MO C fl
c >*r-l CM 1-1 C S
0 r* u § -O O•H v£> O i-4 (U r-ln o fXi o N -j-AJ a -Ho 3 * a, c js<U CO <t CO -HO
p-4 <J 00 O O E UW ,_| ^ r-l rH 3 O
,_( r-l ,~) \O *-) O* *H *O e t j r ^ r * . < j c o
J3 ^ M 3O w qj " •* •* «• U ( U O O ^ < D ( U ( U ( 1 )•H . D- r-i c cx a, cx a,C O C O C O H H H H H
r - l CO O ' d ' V D ' n r ^ r - l
CM i-l O\ rn
O 00 rH C7* CM "f— 1 cn i—4
00 O O CM O O OV V V
c
o00cKi O\3 <J-
4->am o3c aI ic u•HJ4 i— 1CJ (UO *O
(M cn rx.rH I-l O
<j g 1
11 iKf CM
CM cn
1 g
CO CO
sCMO
ffiU •>g vO
vOr-l V£> T»<t COCM * ^-*a\ o o\ oj>i • z r*- c o
CO 60 CM O* * VO QJ 1 O
13 *O <U 1 ^1 >n CMc c >• EO ix cnd (ij -H Ed 6 CM atM n AJ c M i m r-ir t o q - ^ - H t - i w e n s
(0 r-l Q) CO VO SJ 3 J S C O O C O * r H So o a j M t d n j Q J ' - i o4 J 4 J C O O p r - I C X f aO o 3 C o nJ a)o o a) i-i a)" H *J -uC O C O i M f a P U * - r 4 r f
3 C C i-H 0* * to - " o o o o
a O ) E Q a> a) • I-H •— t wO . C U O ) & f t « - l ' W X g '
H HCU HH H H H H
i — r**
vO 0
CM vo
o o
o
s
COCMr-l
•aco o
0 '"•H
a) a)& H
30
Ls
c* E-Ctf
PM
d
enen z
§SS P
1
PM
1
IDE
NTIF
IM
ATE
RIA
L
en
,1008
E
:Ii o
'a
<*!
gT
w
CO
"*D
i— f
d
o•rluOar-|
| l
2Cl)
0)o
§
CMco
(0COa)*g•H
Sen
^
o
o"
g £A -r-l
Therm
olite
12
Ste
el
4004 P
r:
o• • i — l « t H C O - ^ » r O C M U " | « . • i A
O C M O O " » o C M i - < O Q O O «
CO
O C O C M C M O O C O C M l A - 3 ' C O i — 1 r - l - J - r -
v O O C M O - * - d - C M C O O O O O O O i - H-" V
01<u
cn) • >.
Q
O ON
00C 4J *J 4J iJ C•H T3 d G d C -3r-l <U O O O O OM c PM CM CM CM HnJ c 3 3 3 3 pqQ t-l Q P Q Q£ . . . . §hJ M H M M M
^ 13
p^ S W W W W • ^
m0
it/1 VO 1"^ r-J t*j- <f r^ irj <o coi— 1 <-* CM ^D CM O
e e e g e is •5 ^ ^ 5 5 5pL( CM CU p CM PMCO CO CO CO CO CO
•^Ta)
rtm or-l U
CD a)N T3
W T3 SJ-l 0) -i-l
TJ * M a) *J >,^ cu x-\ ctf a) qj r-<
sd- *J M o< J3 O O-d- nJ CO CO CO O CMCM O ^r H 0 - C O r - l ' . W P HS ^ M - H r - ( l r - l f - l - C O f e W C OC S O ' - W l C M l l i - I W H t M r - l
O N S - C d l c M C M v O r H " 100 - K rH P 1 1 CM &0 CSJ C <J
• — ) r H « ' O O Q J O O ' C O I r ' C O O Xc f l ^ v D C Q C Q ^ ^ g c O f O O O Q ) - H•H u m t-< » w j^ x e M C M t y i - ° t n - u "o - u i o ^ c i n j i - i w r - i c M - H t o n j j - ic f l ^ - ( i ^ . c M i - i i - i < ; a j o * •* i fa aj i-i dC u S O N C M O O O C M f r i P i p S C 3 * H
c o r ^ r 4 « U E E E « M ra ajn i n c o j ^ A b o e g C C M
( U d j c M O O b o a j Q a u r - i « »« « C K M3 i H m C C - H ^ - c a ) ( u f ; C C - H a )C 0 6 0 - r - l i - ( 6 0 C > Q , O O O ' Q C l ) < l ) ^ ^ * •*-*W 00 2: XI 43 r4 S r-l CO 4J U 4-1 43 rJ r l H i - l
•r4 O \ 3 3 CtJ aj 0) CJ -rC -H -^ <1) *H -H H iH HPti H H > > > > > > > * S S SM 5
31
L
APPROVAL
OFFGASSING OF NON-METALLIC MATERIALS IN 5 PSIA OXYGEN
BY
F. T. Wells and D. R. Hamilton
The information in this report has been reviewed for securityclassification. Review of any information concerning Department ofDefense or Atomic Energy Commission programs has been made by theMSFC Security Classification Officer. This report, in its entirety,has been determined to be unclassified.
** 1R. Nuhnelley ^\^\
Chief, Chemistry Branct \
R. J. ochw±trgnamerChief, Materials Division
Karl L. HeimburgDirector, Astronautics Laboratory"
33
NASA—MSFC
Scientific & technical Info. Fgcil'i tP.O. Box 33College Park, MD 207^0
DISTRIBUTION
DIRDEP-TS-DIRSP-DIRSL-DIRSL-AL/MDASL-TQPD-SL/MGRPD-DO-SPD-MP-TS&E-DIRS&E-SP-EAS&E-SP-TS&E-SP-SS&E-AERO-DIRS&E-AERO-RS&E-ASRO-PS&E-AERO-PS&E-AERO-AS&E-AERO-GS&E-AERO-MS&E-AERO-DS&E-AERO-YS&E-PE-DIRS&E-ASTR-DIRS&E-ASTR-DIRS&E-ASTR-AS&E-ASTR-BS&E-ASTR-ZS&E-ASTR-SS&E-ASTR-SIS&E-ASTR-ES&E-ASTR-IS&E-ASTR-CS&E-ASTR-GS&E-ASTR-RS&E-ASTR-MS&E-COMP-DIRS&E-QUAL-DIRS&E-QUAL-ES&E-QUAL-QS&E-QUAL-PS&E-QUAL-AS&E-ASTN-DIRS&E-ASTN-DIR
Dr. PetroneDr. LucasDr. BallMr. GodfreyMr. Be lewMr. MadydaMr. ChambersMr. TrottMr. WicksMr. CraftDr. WeidnerMr. PalaoroMr. CurrieMr. ThrowerDr. GeisslerMr. ButlerMr. SimsMr. TeagueMr. DahmMr. BakerMr. LindbergDr. LovingoodMr. VaughanDr. SiebelMr. MooreMr. PowellMr. HosenthienMr. KampmeirMr. PayneMr. MackMr. WoodMr. AdenMr. DugganMr. SwearingenMr. MandelMr. TaylorMr. BoehmMr. HoelzerMr. GrauMr. SmithMr. BrienMr. HughesMr. HenritzeMr. HeimburgMr. Kingsbury
S&E-ASTN-XS&E-ASTN-XS&E-ASTN-AAS&E-ASTN-ADS&E-ASTN-AS&E-ASTN-PS&E-ASTN-PS&E-ASTN-PS&E-ASTN-ES&E-ASTN-ES&E-ASTN-TS&E-ASTN-TS&E-ASTN-SS&E-ASTN-SMS&E-ASTN-MS&E-ASTN-MXS&E-ASTN-MS&E-ASTN-MXS&E-ASTN-MXS&E-ASTN-MXS&E-ASTN-MXS&E-ASTN-MNS&E-ASTN-MMS&E-ASTN-MCS&E-ASTN-MES&E-ASTN-MTA&PS-MS-HA&PS-PATA&PS-TUA&PS-MS-IPA&PS-MS-ILS&E-ASTN-RM
Mr. McCoolMr. PedigoMr. FurmanMr. FarrowMr. ColdwaterMr. PaulMr. WoodMr. MitchellMr. KrollMr. LysaghtMr. HillMr. HarshMr. IsbellMr. ThompsonMr. SchwinghamerMr. CataldoMr. RiehlMr. HolmesMr. UptagrafftMr. KeyMr. KnowlingDr. CurryMr. McKannanMr. Nunnelley (50)Dr. CauseMr. KrupnickMr. AkensMr. WoffordMr. Wiggins (5)Mr. ReinerMiss Robertson (8)Mrs. Thompson
Scientific & Technical InformationFacility (25)0. Box 33
/ College Park, Maryland 20740
NASA—MSFC