Which of the following is NOT one of the three ways to recycle antifreeze?

A. Mobile recycling

B. On-site recycling

C. Subterranean recycling

D. Off-site recycling

Letter C. Because you dispose what goes into a car into the ground.

Throwing antifreeze can become ilegal because it gets heavy metals such as lead, cadmium and chromium that make it hazardous waste, which should not be thrown in public areas.

The spend antifreeze mut be recycled in: mobile recycling, on-site recycling or off-site recycling, therefore the option that doesn't figure as a way of recycling is option C. Subterranean recycling.