Glycerol serves like a humectant, meaning it adds moisture to the answer. Glycerol is classified as "usually regarded as Secure" from the FDA, so it's permitted for usage. A cost-efficient option for people who smoke trying to quit cigarette smoking as it might be cheaper than conventional cigarettes while in https://rowanilctj.blogripley.com/29295436/everything-about-creme-brulee-copyright-pods