sentences:  Where this bonding is not provided or has failed, a severe hazard of electric shock or electrocution is presented when circuit conductors contact the case.In any situation where energized equipment is in intimate electrical contact with a person or animal (such as swimming pools, surgery, electric milking machines, car washes, laundries, and many others), particular attention must be paid to elimination of stray voltages.Dry intact skin has a higher resistance than wet skin or a wound, so voltages that would otherwise be unnoticed become significant for a wet or surgical situation.