The freezing stage of drinking water is frustrated when combined with propylene glycol. It is made use of as aircraft de-icing fluid.[4][fourteen] H2o-propylene glycol mixtures dyed pink to indicate the combination is relatively nontoxic are bought under the title of RV or marine antifreeze. Propylene glycol is commonly used as http://connerzfkor.ampblogs.com/-An-Overview-39327614