The low pressure ____ enters the compressor of a refrigeration system. ____ is a international agreement ( Treaty) to regulate the production and use of CFC and other refrigerants. ____ has a GWP of 1. R-1234ze is an ____ ____ to process refrigerants to level equal to new or virgin. ____ is the most harmful to the ozone. Does not contain chlorine ____ ____ has the lowest GWP. ____ if the will not hold a vacuum below 500 microns. 100 chlorine atoms in the ozone can destroy ____

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