Toxic driveways? Cities ban coal tar sealants
from Sci-Tech Today
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. The product gradually wears off and breaks down into particles that are washed off by rain into streams, blown by wind or tracked into homes on the soles of shoes.
7701 Las Colinas Blvd., Ste. 800, Irving, TX 75063