[McGruff]

Hey, how many radiator antifreeze fires did NASCAR have last year?

[DBrow]

Dunno, but there was a coolant ban for land racers in 2008:

http://www.landracing.com/forum/index.php?topic=4771.0

[littleharbour]

I thought that NASCAR vehicles only used water as a coolant?

[nascarnation]

Hey, how many radiator antifreeze fires did NASCAR have last year?

I'd guess zero. They run pretty much straight water, so any spills on the track from overheating or wrecks evaporates quickly and won't be slippery from residual glycol.