used oil
- wasteUnwanted discarded material
- recycledConverted waste into material
- lubricantFriction-reducing substance
- drainChannel for wastewater
- motorEnergy-to-motion converter
engine · slick · dark · viscous · filter · garage · mechanic · crankcase · sludge · contaminated · disposal · refinery · burnt · residue · automotive · grease · petroleum · dirty
- oil wastehazardous waste
- auto wasteoil filters, antifreeze, brake fluid, transmission fluid, motor oil
- toxic wastehazardous waste, chemical waste, industrial waste, toxic sludge, nuclear waste
- vehicle emissionsexhaust, emissions, fumes, smoke, soot