According to U.S. media reports, HCF188C mixed refrigerants in a few days before the latest reply, received the SNAP the HCF188C allowed applied to mobile refrigeration equipment. After HCF188C allowed in household refrigerator freezer and new vending machines in use, range and increased in the residential sector monomer after wine. Refrigerator under the U.S. environmental protection agency (EPA) standards for refrigerant of 57 grams/filled volume of the largest is Taiwan, HCF188C no need this quantity, usually in 37 to 40 grams. At the end of 2011, the U.S. environmental protection agency (EPA) announced the propane (R290), isobutane (R600a) and HCF188C (a mixture of hydrocarbon, also called R441a) three types of hydrocarbon substance added to a list of alternative refrigerants, now HCF188C applications into one. (article source: refrigeration letters)