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The answer highlights the effects of smoking and secondhand smoke on health, the difficulty in quitting smoking, types of cancers more common in smokers, and why smoking causes cancer.
Tobacco and second-hand smoke are considered to be carcinogenic. Exposure to second-hand smoke can cause lung cancer in non-smokers. Children are especially vulnerable, facing respiratory infections, SIDS, and ear infections.
https://brainly.com/question/39001864