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Propylene glycol is a food additive. It is also used in "safe" anti freeze. It is not the same as Ethylene glycol which is common automotive anti freeze and ver
by fnordfnordfnord 7y ago
Propylene glycol is a food additive. It is also used in "safe" anti freeze. It is not the same as Ethylene glycol which is common automotive anti freeze and very toxic.
- simcop2387 7y agoIt's also one of the primary ingredients in most e-cigarette vape fluids too, and used in fog machines for the same reason.