Unfriendly fumes.
Clay
R
R
D000328:Adult; D002648:Child; D006801:Humans; D009369:Neoplasms / Q000209:etiology*; D014028:Tobacco Smoke Pollution / Q000009:adverse effects*; D014481:United States; D014484:United States Environmental Protection Agency; D014489:United States Occupational Safety and Health Administration; D014492:United States Public Health Service
D014028:Tobacco Smoke Pollution