0 votes 0 votes Which one of the following is a CFC refrigerant? $R744$ $R290$ $R502$ $R718$ Materials, Manufacturing and Industrial Engineering gateme-2014-set1 materials-manufacturing-and-industrial-engineering applications refrigeration-and-air-conditioning + – Arjun asked Feb 19, 2017 recategorized Mar 4, 2021 by Lakshman Bhaiya ♦Arjun 28.5k points answer See all 0 reply