Driveway Pavement Sealers Make a Greener Choice

Environmental and health issues with coal tar-based pavement sealers Driveway sealers containing coal tar have been used for decades to protect asphalt driveways and keep them looking “new” or uniformly black. Coal tar-based sealcoat products contain high levels of polycyclic aromatic hydrocarbons (PAHs) which can be inhaled or ingested from dust or small particles. PAHs[…]