Identify ways in which people may be exposed to tire crumb rubber based on their activities on the.
Recycled tire material for playgrounds.
The public media and government agencies have expressed concern that the chemicals in surfaces derived from recycled tires may be hazardous to human health.
Playground surfaces derived from recycled tires are a popular option due to their low maintenance variety of colors and designs and ability to attenuate mechanical impacts from falls.
Fill important data and knowledge gaps.
Characterize constituents of tire crumb.
But over the years recycled tire rubber both shredded and ground into round pieces has become popular.
No official count of playgrounds with recycled tire infill exists but state grant.
7 in 2013 approximately 233 million scrap tires were generated of which 8 approximately 17 5 million tires was processed for playground surface cover and 4 almost 10 million tires for sports surfaces.
However while playgrounds now boast safer fall surfaces from the concrete and grass of old new questions are being raised about the safety of a popular cushioning material recycled rubber tire mulch.
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