AASHTO

American Association of State Highway and Transportation Officials

Abrasion

Removal of material due to a frictional contact.

Abrasion and Scratch Resistance

Ability of a material to resist the infliction of damage in the form of scratches, grooves, and other minor imperfections.

ABS

Acrylonitrile-Butadiene-Styrene; a form of thermoplastic.

AC

Asbestos Cement; a composite material used in pipe construction.