Leaks onto insulation

LEAKS ONTO WATER, WET GROUND, OR INSULATION 7.3.1 Leaks Onto Water or Wet Ground... 

A glass distillation column cracked, and water was sprayed onto the crack. A spark was seen to Jump from the metal cladding on the insulation. which was not grounded, to the end of the water line. Although no ignition occurred in this case, the incident shows the need to ground all metal objects and equipment. They may act as collectors for charges from steam leaks or steam or water Jets. 

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