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Smoking affecting - PowerPoint PPT Presentation

Smoke-Free Youth

Smoke-Free Youth. How long does it take for your body to begin a series of positive changes after quitting smoking?. A.) 20 minutes. B.) 40 minutes. A.) 20 minutes. C.) 6 hours. D.) 1 day. L. F. Approximately how many chemicals are in tobacco smoke?. A.) 1500. B.) 2000. C.) 4000.

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Smoking affecting - PowerPoint PPT Presentation

Smoke-Free Youth