Parking Lot Sealer – The Next Asbestos?

MSNBC is reporting today that a recently released study by the United States Geological Survey (USGS) has indicated that coal-tar-based black top sealer contains known carcinogens that are being transported into homes by their residents. As early as 2005, the USGS recognized that coal-tar-based black top sealer, the shiny black coating applied to parking lots [...]