MCQOPTIONS
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| 1. |
Are these statements about the natural refrigerants true?Statement 1: Propane and isobutene are natural refrigerants. |
| A. | nStatement 2: These are produced from nature s bio-chemical processes. |
| B. | True, False |
| C. | True, True |
| D. | False, True |
| E. | False, False |
| Answer» C. True, True | |