coal tar
- n a tar formed from distillation of bituminous coal; coal tar can be further distilled to give various aromatic compounds
coal tar :
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News & Articles
- Is your driveway making you sick? Pavement sealant linked to high cancer risk
Studies suggest a common sealant using coal tar contains hazardous chemicals that elevate lifetime cancer risk. So some cities and states are banning its use.
June 18, 2013 - Detroit Free Press - Toxic driveways? Cities ban coal tar sealants
Barbara Mahler, a hydrologist with the U.S. Geological Survey who's researched the hazards of coal tar pavement sealant, takes a sample of parking lot dust in 2007 in Lake In the Hills, a suburb of Chicago.
June 16, 2013 - The Bay Bulletin