On 08/10/18, at approximately 2:00 AM, a maintenance employee was performing repairs to an oxygen line that was part of a plant's oxygen air system. The employee repaired the hose, tightened the clamp on the hose, and instructed another employee to turn the oxygen back on. When the oxygen was turned back on, the hose exploded in the maintenance employee's hands. The employee was hospitalized with burns to both hands.