01
Re-refining
Used industrial and motor oil re-refined back into base oil, which is the highest recovery route available for the material.
02
Rendering and biodiesel feedstock
Used cooking oil and recovered grease placed as feedstock for rendering or fuel production.
03
Fuel blending
Oils that cannot be re-refined blended for use as industrial fuel.
04
Treatment
Grease trap and interceptor waste treated at permitted facilities, with the organic fraction recovered where the facility allows.
05
Last resort
Disposal for material with no recovery route, with the reason recorded.