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Can smoking give us lung cancer?
Inhaling secondhand smoke is like you are actually smoking. yes, Many of the harmful substances in tobacco stay in the air; if you inhale them, they go into your lungs and bloodstream. Secondhand smoke is a poisonous cocktail of hundreds of chemicals proven to harm human health, including more than 60 substances known to cause cancer, such as lead, carbon monoxide, arsenic, ammonia, formaldehyde, and a type of cyanide.