CHICAGO — During a weekend of hot, high-speed friction against the asphalt of the NASCAR Chicago Street Race course, thousands of tires burn out and wear down. After a few dozen laps, they lose their ...

BAY AREA, Calif. (KTVU) - A bill calling for new studies examining the safety of athletic fields made from recycled tires gained approval in the State Senate Environmental Quality Committee Wednesday.

At an Amherst Board of Health meeting earlier this month, there was considerable discussion about the safety of crumb rubber infill used for playgrounds, parks and other public recreation facilities.