N.H. Code Admin. R. Pda 301.08
“Gas freeing” means the removal of residual chemical or petroleum liquids and vapors from vessel compartments either by the removal of liquids with a hose and vacuum system or by the dilution of vapors.
Source. #7870, eff 4-12-03; ss by #9891-A, eff 4-1-11; ss by #12760, eff 4-19-19