1. direct contact is direct contact with electrical current flow, such as exposure to electrical wires that expiration, which makes the condition of the insulation is in an unsafe condition.
1. Direct exposure is in direct contact with the electrical current flowing as exposed electrical wires expired, allowing the condition of the insulation in unsafe conditions.
1. Direct contact is in direct contact with the electrical current to flow, such as contact with the electrical wire out of the life, which made the state of insulation condition of insecurity.