Exam (elaborations)
EPA 608 Core Test / Revised Questions and Answers / 2024
- Course
- Institution
As of what date did it become unlawful to release Class 1 and Class II refrigerants to the atmosphere? a. July 1, 1992 b. July 1, 1993 c. November 14, 1994 d. January 1, 1996 - a. July 1, 1992 What is the ozone layer and why is it important to us on Earth? a. Thin layer of R-22 in the atmosp...
[Show more]