| http://www.w3.org/ns/prov#value | - But because hot work tools are highly portable source of ignition, improperly conducted hot work is a major cause of fires and explosions which have resulted in extensive property damage, serious personnel injury, and worker deaths. 7 Hot Work Definitions Hot Work Operator is the Departmental employee who is qualified and authorized by management to perform hot work such as welding, brazing, solde
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