vilonia tobacco store Wild Bill's of Ionia, Michigan Wild Bill's Tobacco Smoke Shop,
Description
One chemical created by the heating of propylene glycerol is formaldehyde which at sufficient levels is possibly carcinogenic

Has a very clean, fresh scent

However, some vapes may contain additives and diluents (like PG/VG commonly used in nicotine products), and because cannabinoids vaporize at higher temperatures, this could produce vapor with harmful byproducts

J Am Acad Child Adolesc Psychiatry 2006;45(11):133845
