A byproduct on the coking process is coal tar, a viscous liquid. Coal tar sealcoating is made up of coal tar and 20–35% coal tar pitch, a black liquid byproduct of distilling coal tar. Sealcoating with emulsion (the “wax”) refreshes asphalt, like waxing a car or truck to help the https://brooksntagm.blogofoto.com/63732978/asphalt-sealcoating-an-overview