3 ms·
Did you not give your own answer? "Pico" balloons hold tiny amounts of the stuff. And mainly for flotation (ie non consumable), as opposed to a (consumable) fue
by brnt 1y ago
Did you not give your own answer? "Pico" balloons hold tiny amounts of the stuff. And mainly for flotation (ie non consumable), as opposed to a (consumable) fuel.