Originally Posted by buoymaker
Certain formulations of antifreeze are toxic.
Some countries are strict about anything that can become an environmental hazard.
All ethylene glycol based antifreeze is toxic (makes a great mouse bait because it has a sweet smell and flavor.) Some places require a bittering agent.
Propylene glycol based antifreeze is not toxic.

Kevin
1951 Chevy 3100 work truck
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1929 Ford pickup restored from the ground up. | 1929 Ford Special Coupe (First car)
Busting rust since the mid-60's
If you're smart enough to take it apart, you darn well better be smart enough to put it back together.