As Spring Rolls Around, Toxic Asphalt Sealant is in The Air
Spring is here, and with that, the season of sealing asphalt driveways and parking lots is upon us.
While asphalt is typically used to improve the appearance of pavement and prolong its lifespan, it can, unfortunately, be as toxic as it tends to smell. According to Wisconsin Public Radio, asphalt seal coats contain coal tar, a well-known hazard to the environment and to personal health.
In a recently published U.S. Geological Survey, researchers found that coal tar-based asphalt sealants that are applied to driveways, parking lots, and other areas can find their way into places they should not be, such as schools and homes.
Asphalt can also be used as a roofing material, and comes in two kinds of shingles, organic and fiberglass. However, unlike sealants, these materials aren't respon...
