- (1) Smoking and other ignition sources are prohibited near hydrogen or hydrogen sealing systems, and signs warning of the danger of explosion and fire must be posted.
- (2) Excessive hydrogen makeup or abnormal loss of pressure must be considered as an emergency and shall be corrected immediately.
- (3) A sufficient quantity of inert gas must be available to purge the hydrogen from the largest generator.
[Statutory Authority: RCW 49.17.010, 49.17.040, 49.17.050, 49.17.060 and chapter 49.17 RCW. WSR 19-13-083, § 296-45-48550, filed 6/18/19, effective 8/1/19. Statutory Authority: RCW 49.17.010, [49.17].040, [49.17].050 and [49.17].060. WSR 98-07-009, § 296-45-48550, filed 3/6/98, effective 5/6/98.]