Trivia Quiz: April 23, 2001 By Cherie Preville April 18, 2001 In what year was Freon invented? a)1922 b) 1925 c) 1928 d) 1931 Answer: c)1928 Publication date: 04/23/2001 Share This Story Looking for a reprint of this article? From high-res PDFs to custom plaques, order your copy today! Cherie Preville is Education and Products Editor. She can be contacted at 248-244-6496 or cheriepreville@achrnews.com. Recommended Content JOIN TODAY To unlock your recommendations. Already have an account? Sign In 2024 Top 40 Under 40 HVACR Professionals ListThe 10th annual ACHR NEWS Top 40 Under 40 list highlights...HVAC ContractingBy: Hannah Belloli EPA Issues Final Rule on HFC PhasedownUnder EPA's final rule, the manufacture of most R-410A...RefrigerantsBy: Joanna R. Turpin The 9 Types of Heat PumpsAs the U.S. moves toward electrification, heat pumps are...HVAC Commercial MarketBy: Joanna R. Turpin You must login or register in order to post a comment. Report Abusive Comment Thank you for helping us to improve our forums. Is this comment offensive? Please tell us why.
2024 Top 40 Under 40 HVACR Professionals ListThe 10th annual ACHR NEWS Top 40 Under 40 list highlights...HVAC ContractingBy: Hannah Belloli
EPA Issues Final Rule on HFC PhasedownUnder EPA's final rule, the manufacture of most R-410A...RefrigerantsBy: Joanna R. Turpin
The 9 Types of Heat PumpsAs the U.S. moves toward electrification, heat pumps are...HVAC Commercial MarketBy: Joanna R. Turpin
