propylene glycol e cigarettes The combination of and vegetable glycerin e-cigarette aerosols induces airway inflammation and mucus hyperconcentration Researchers at the University of
Researchers at the University of California, Riverside, found that heating propylene glycol, the main ingredient in most e cigarette liquids, can produce two toxic chemicals, methylglyoxal and acetaldehyde, which damage lung cells. Using PG VG Propylene Glycol USP Grade PG for Ejuice Central Vapors April 7, 2014: What are electronic cigarettes and why are they so popular? Tennessee Poison Center FREE 24 7 Poison Help Hotline 800.222.1222 PG and VG in e cigarette liquid
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