The freezing stage of water is depressed when blended with propylene glycol. It can be employed as aircraft de-icing fluid.[4][fourteen] H2o-propylene glycol mixtures dyed pink to indicate the mixture is pretty nontoxic are sold underneath the identify of RV or maritime antifreeze. Propylene glycol is frequently utilised as a substitute https://francisn419chk2.verybigblog.com/profile