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US Coast Guard HC-130

A U.S. Coast Guard HC-130 Hercules aircraft is rinsed down at Air Station Barbers Point, Hawaii, Jan. 24, 2018. Crewmembers maintain operational readiness by washing the plane after every flight to protect it and remove any salt. (U.S. Coast Guard photo by Chief Petty Officer Brandon Kelly)

A U.S. Coast Guard HC-130 Hercules aircraft is rinsed down at Air Station Barbers Point, Hawaii, Jan. 24, 2018. Crewmembers maintain operational readiness by washing the plane after every flight to protect it and remove any salt. (U.S. Coast Guard photo by Chief Petty Officer Brandon Kelly)

A U.S. Coast Guard HC-130 Hercules aircraft is rinsed down at Air Station Barbers Point, Hawaii, Jan. 24, 2018. Crew members maintain operational readiness by washing the plane after every flight to protect it and remove any salt. (U.S. Coast Guard photo by Chief Petty Officer Brandon Kelly)