science lab safety - tualatin valley academy safety.pdf · science lab safety • fire safety •...

Science Lab Safety

ByMr. Phil Kahler

Science Lab Safety

• Fire Safety• Eye Protection• Chemical Safety• Personal Safety Precautions• Laboratory Techniques• Laboratory Environment

Fire Safety

• If a fire erupts, notifyyour teacher at once

• Never dispense or useflammable materialsnear a flame

• Know the location ofthe fire extinguisher,fire blanket, exits andalarm

Eye Protection• Please wear your

goggles• Know the location of

the eye wash stationand how to use it

• Wear your Goggles• Consult with your

instructor about youruse of contact lenses

• WEAR YOURGOGGLES!!!!

Chemical Safety

• Always report spills toyour teacher

• Clean up spills rightaway

• Immediately clean upspills on skin orclothing with soap andwater

Chemical Safety

• Neutralize acid withsodium bicarbonate

• Neutralize bases withacetic acid (vinegar)

• Never take chemicalsout of the lab

Personal Safety Precautions• Report ALL injuries

to your teacher rightaway, no matter howtrivial

• Confine long hair andloose clothing

• Wear shoes that coveryour feet

• Never take labequipment out of thelab

Personal Safety Precautions• Wash your hands with

soap and water whenlab is over

• Never engage inhorseplay or practicaljokes in the laboratory

• Food, gum, candy anddrinks are not allowedin the laboratory

Personal Safety Precautions

• Never taste anythingin lab unlessspecifically instructedto do so by yourteacher

• If you develop aheadache or start tofeel sick, tell yourteacher at once

• Know the location ofthe first aid kit

Laboratory Techniques

• Never point the openend of a test tube thatis being heatedtowards anotherperson

• WAIT!! Hot glasslooks the same as coolglass

• Always read andfollow directions

Laboratory Techniques

• Avoid inhalingchemical fumes

• Avoid filling pipets byusing your mouth

• Consider ALLchemicals dangerousunless they are knownto be otherwise

Laboratory Techniques

• Unauthorizedexperiments areprohibited

• Do not use the sink todiscard matches, filterpaper or insolublesolids. Use the wastejars and buckets thatare provided

Laboratory Techniques

• Do not returnchemicals to theiroriginal containersunless you arespecifically instructedto do so

• Always add acid towater (AA)

Laboratory Techniques

• Before you touch anelectrical outlet, plugor switch your handsmust be dry

• If a piece ofequipment is notworking properly,stop, turn it off, andtell your teacher

Laboratory Environment

• All laboratory floorsand aisles should bekept clear ofequipment, chemicalsand textbooks

• Cleaning up thelaboratory is theresponsibility of allstudents

The End

Laboratory Safety Rules

1. Wear proper eye protection at all timesduring laboratory activity. Consult withyour instructor about your use of contactlenses. Know the location of eye washequipment.

2. Confine or securely tie hair that reaches toshoulders. Remember hair is veryflammable!

Laboratory Safety Rules

3. Do NOT eat, drink or chew gum in thelab. Dangerous chemicals may get inyour mouth! Never taste anything in thelab unless specifically instructed to do soby your teacher. No chemicals are ever tobe taken from the lab.

4. Do only the experiments assigned and inthe manner prescribed. Unauthorizedexperiments are prohibited.

Laboratory Safety Rules

5. Never engage in horseplay or practicaljokes.

6. Footwear must completely cover the foot.7. Avoid inhaling chemical fumes; avoid

filling pipets by using your mouth;consider ALL chemicals dangerousunless they are known to be otherwise.

Laboratory Safety Rules

8. The teacher is to be notified immediatelyin case of an accident, no matter howtrivial it may appear.

9. Know the locations of fire extinguisher,fire blanket, eye wash and first aid kit.

10. Notify instructor immediately of anyspills on your clothing.

Laboratory Safety Rules

11. Do not use the sink to discard matches,filter paper or insoluble solids. Use thewaste jars and buckets that are provided.

12. Do not return chemicals to their originalcontainers unless you are specificallyinstructed to do so.

13. Never point the open end of a test tubethat is being heated at yourself or others.

Laboratory Safety Rules

14. Always add acid to water (AA).