Lead: Another Reason To Worry About Car Races

I thought we got rid of leaded gasoline in 1990, but it turns out that it is still used in airplanes, in certain heavy vehicles, boats, and in competition vehicles (racing cars/trucks). In 2007, Environment Canada held a public consultation on whether competition vehicles should continue to be allowed to use leaded gasoline, after January 1, 2008:

"Health Canada remains concerned over the exposure of spectators and nearby residents to lead emitted at race tracks. Recent health studies have lead to increased concern about the effects of lead exposures, especially among children. Intellectual and neurobehavioral effects are being detected at lower body lead burdens than were previously thought to be detrimental.