Water
PG Activity Sector
Pilot hydration, dew, rain, snow, ice, pilot relief, ballast, collection, wing storage, cleaning, sweat, tears, pumping, energy storage, conversion to hydrogen and oxygen, resultant of combustion of hydrogen, weather's waters, landing on waters, launching from water surfaces, underwater paragliders (gliding paravanes, gliding water kites), icing, deicing, fire-fighting,  ...

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