Propylene Glycol
Propylene Glycol (sometimes referred to as PG) is water-soluble, synthetic, non-toxic and easily metabolized. One of the main reasons it replaces Ethylene Glycol is certain situations is because of its less toxic chemical nature makes it an excellent choice as a base glycol where there may be the possibility of contact with water sources, animal and livestock or environmentally sensitive locations.
PG is relatively non-toxic, and because of its Food Grade rating, it is typically found in household, personal care, cosmetic, and other food-related products. Its effectiveness as a de-icing agent also still makes propylene glycol an excellent anti-freeze.
Temperature Range: -59°C to 188°C
Color: Water-White (Clear)