Safely inerting a tank that previously contained a Class 3 flammable liquid involves displacing the flammable vapors with an inert gas, typically nitrogen or carbon dioxide, to create an atmosphere that is incapable of supporting combustion. The procedure begins by ensuring the tank is properly isolated from all sources of flammable liquid and that all connections, except those needed for the inerting process, are closed and sealed. A thorough risk assessment must be conducted before commencing the inerting process, identifying potential hazards and implementing appropriate safety measures. The inert g....
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