Questions › Category: Mechanical Engineering › Which of the following refrigerants has lowest freezing point? 0 Vote Up Vote Down VideRime Staff asked 5 years ago Which of the following refrigerants has lowest freezing point?a) Freon-12b) NH3c) CO2d) Freon-22Refrigeration & Air-Conditioning Practice Set-4Share this Now with Friends: Share on WhatsApp (Opens in new window) WhatsApp Share on Telegram (Opens in new window) Telegram MoreRelated