[header] How to clean anti freeze off a garage floor [title] Place absorbent material on top of the spill. [step] Kitty litter, sand, or baking soda all work and should be used to cover the spill as soon as it happens. These absorbent materials pick up the antifreeze before it settles. 
[title] Cover the absorbent material with paper towels. [step] Paper towels or newspaper protect the material from being scattered and aid in absorption.