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Used oil after vacuuming?
I'm curious what guys do with their used vacuum pump oil? I have almost a gallon that I need to dispose of and I'd like to do it properly.
Also are there any specific brands of oil you prefer?
Single pipe quasi-vapor system. Typical operating pressure 0.14 - 0.43 oz. EcoSteam ES-20 Advanced Control for Residential Steam boilers. Rectorseal Steamaster water treatment