When servicing refrigeration or air conditioning systems that incorporate reciprocating or piston-type compressors, worn compressor rings and/or leaky compressor suction or discharge valves can cause ...
What is Refinery Oil Sludge, Why is it Toxic, and How is it Disposed Of? Vast amounts of refinery oil sludge are produced from the process of crude oil refining. Refinery oil sludge contains toxic ...
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