Vehicle-qus-1 by Ayushi Tyagi June 5, 2023 Ayushi Tyagi Share 0 FacebookTwitterPinterestLinkedinTumblrRedditWhatsappTelegram 1. Which gas is commonly used in refrigeration systems of vehicles? Oxygen Helium Hydrogen Freon Time's up Leave a Comment Cancel Reply Save my name, email, and website in this browser for the next time I comment. * By using this form you agree with the storage and handling of your data by this website.