The recycled rubber surfaces help reduce injures in play areas. They are also weatherproof and inexpensive. But research suggests that the bits of shredded tire can contain carcinogens and other harmful chemicals.
Gov't reconsiders using tires in playgrounds
June 3, 2009 A group of scientists with the Environmental Protection Agency are raising new concerns following a limited study of play surfaces made from recycled rubber. They are urging the heads of their agency to approve a larger study.
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