> Air Pollution May Contribute to Development of Lung Cancer in Never-Smokers No. This can't be true. Everybody knows that _only smoking_ causes lung cancer. /

> Air Pollution May Contribute to Development of Lung Cancer in Never-Smokers No. This can't be true. Everybody knows that _only smoking_ causes lung cancer. /s I heard that pollution has no influence on one's health. Especially when the pollution is created by a big corporation (see DuPont).