What would happen at your facility if the electricity went off?  What is the cost of lost production or availability? What happens when electrical equipment fails or faults? Could it cause a fire or explosion? If electrical equipment fails or faults, how long does it take to repair or replace?What could happen to a person that is nearby when electrical equipment fails and possibly explodes? What maintenance and tests minimize the risk and likelihood of failures and outages? Who can perform electrical equipment maintenance and how often is it required?