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The freezing place of h2o is frustrated when combined with propylene glycol. It can be utilised as aircraft de-icing fluid.[four][14] Water-propylene glycol mixtures dyed pink to point the combination is comparatively nontoxic are marketed beneath the identify of RV or maritime antifreeze. Propylene glycol is usually employed in its place http://pgslot86037.tinyblogging.com/The-smart-Trick-of-PG-SLOT-That-No-One-is-Discussing-44477520

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