Adequate ventilation systems must be installed as needed to control concentrations of airborne contaminants below applicable threshold limit values.
Wash. Admin. Code § 296-62-13615
Statutory Authority: RCW 49.17.010, 49.17.040, 49.17.050, 49.17.060. 07-23-072, § 296-62-13615, filed 11/19/07, effective 1/2/08.