Section Env-A 103.50 - Investment casting operation"Investment casting operation" means a ceramic or metal casting process that is used to make reproductions of sculptured pieces and is adapted for the manufacture of precision metal parts using the lost wax process.
N.H. Code Admin. R. Env-A 103.50
#1717, eff 2-19-81; ss by #2332, eff 4-29-83; ss by #2938, eff 12-27-84; ss and moved by #5033, eff 12-27-90 (see Env-A 101.53); New. #5033, eff 12-27-90 (from Env-A 101.51); ss and moved by #6057-A, eff 6-30-95 (from Env-A 101.52); ss by #6428-A, eff 1-18-97; renumbered by #8256 (from Env-A 101.155), (see Revision Note #1 at chapter heading); renumbered by #8304 (see Revision Note #2 at chapter heading); renumbered by #9839 (from Env-A 101.104), (see Revision Note #3 at chapter heading); Amended by Volume XL Number 41, Filed October 8, 2020, Proposed by #13105, Effective 9/25/2020 (formerly Env-A 101.106) (see Revision Note #4 at chapter heading for Env-A 100)