WHEN YOU ARE REQUIRED TO USE THE UNIFORM HAZARDOUS WASTE. MANIFEST FOR HAZARDOUS WASTE, LIQUID INDUSTRIAL WASTE, AND. POLYCHLORINATED BIPHENYL SHIPMENTS. Federal and state regulations require generators, transporters of hazardous waste, and owners or.
With ground coupled systems water is taken from the ground or surface water (pond, lake, etc.), circulated to the individual heat pumps and the returned to the ground. With refrigerant loop systems a refrigerant such as R-22 is substituted for the water.
A general description of a refrigeration system follows. components: compressor (1), condenser (3), throttling device (6), and evaporator (11). and a recirculator (8) to pump the refrigerant to multiple evaporator units. Different fluids can be used in a refrigeration system as the medium for heat transfer.