Common hazardous ingredients
Methyl, ethyl and butyl ethers of ethylene glycol. Used brake fluid contains lead and other heavy metals.
Potential hazards
Flammable; toxic; harmful or fatal if ingested; water and soil pollutants if poured on the ground, into a ditch or down a storm drain.
Use
Avoid contact with skin and wash hands after use.
Storage
Store with lid tightly closed in a locked cabinet or away from children, pets and sources of flames or sparks. If the metal container the brake fluid is stored in begins to rust, place the container inside a larger plastic container.
Disposal
Best: Use up or give away. Dispose of empty container in the garbage.
Second best: Take to a hazardous waste facility or collection event.