I apologize for nagging about used oil being re refined and such. I do wonder; the little bit or however much safety Kleen can’t re refine; what happens to that used oil? Asphalt extender or.....
Also, Safety Kleen cleans out our car wash bays and what becomes of that sludge and oily water, dirty residue? Thank You all
Also, Safety Kleen cleans out our car wash bays and what becomes of that sludge and oily water, dirty residue? Thank You all