' Smoke-Free ' Rooms Still Loaded With Smoke Residues, Study Finds

WEDNESDAY, May 9, 2018 -- Harmful cigarette smoke residue may be lurking in rooms where no one has ever lit up, researchers report. In a new study, scientists from Drexel University in Philadelphia found that in an empty, nonsmoking classroom,...
Source: Drugs.com - Daily MedNews - Category: General Medicine Source Type: news