Abstract: AN EMPLOYEE WAS USING AN ELECTRIC STEAM CLEANER TO WASH A TRUCK. THE 120-VOLT STEAM CLEANER CONNECTED TO ITS ELECTRICAL SUPPLY SOURCE THROUGH A CORD THAT HAD BEEN RUN FROM THE SHOP BARN. THE TWO-WIRE ELECTRICAL SYSTEM PROVIDED NO EQUIPMENT GROUNDING CONDUCTOR. THE EMPLOYEE WAS STANDING IN A VERY WET AREA CONTAINING MUD AND STANDING WATER. A GROUND FAULT IN THE STEAM CLEANER ENERGIZED THE WAND HELD BY THE EMPLOYEE, AND HE RECEIVED AN ELECTRIC SHOCK. HIS COWORKERS HEARD A SHOUT; AND, WHEN THEY ARRIVED AT THE WORK LOCATION, THEY FOUND THE EMPLOYEE UNCONSCIOUS. THE EMPLOYEE WAS PRONOUNCED DEAD AT A LOCAL HOSPITAL ABOUT 45 MINUTES LATER. HE HAD BEEN ELECTROCUTED.