"Asphalt" means a dark-brown to black cementitious solid, semisolid, or liquid, which is predominately comprised of various mixtures of hydrocarbons, including bitumens, crude petroleum, or tars, which occur naturally or which are obtained as residues from refining petroleum.
N.H. Admin. Code § Env-A 1202.15
(See Revision Note at chapter heading for Env-A 1200) #9933, eff 6-1-11