Boiler slag from the combustion of coal shall be deemed certified for distribution and use as a raw material for industrial and commercial purposes.
N.H. Admin. Code § Env-Sw 1503.14
#6619-B, eff 10-29-97 ; (See Revision Note at chapter heading for Env-Sw 1500) ss by #8459, eff 10-28-05 (formerly Env-Wm 3203.14 )