Smoking (cont’d)Smoking (cont’d)

28th April 2014

Objectives

Design a poster to either:

• persuade primary school children not to start smoking

• Illustrate the effects of smoking on the body.

Design a leaflet…

More ideas on next slides

Harmful to whole body

Passive smoking/2nd hand smoke

Which twin is the smoker?

22 years old

Chemicals in Tobacco Smoke

Air Sacs (Alveoli)

• There are about 600 million alveoli in an adult. The total surface area is about

100m2 ~ one-third area of a tennis court.

• The alveoli walls are only 7 millionths of a millimetre across (1 cell). This is one-fiftieth the thickness of a human hair.

Another type of smoking machine.