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Lung Damage Smoke leaves a sticky black substance called tar inside the lungs.

Heart Damage The heart beats faster when nicotine is in the body.

YellowTeeth Cigarette smoke stains teeth, and causes oral cancer.

Foul Mouth When smoke travels

through the mouth and windpipe, it causes bad breath and lung irritation.

Brain E ect The brain reacts to nicotine by telling the heart to speed up and blood vessels to get narrower.

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Nicotine Advertising and Sales: Big Business for Young Clientele