Microlighters

This could be the ideal equipment for cleaning aircraft where no water and electricity present

This is called a Dirt Worker, and available at http://www.dirtworker.co.za

OK, I admit I know Sierra Foxtrot Alpha about flying, but that looks like a bike to me, not a trike.....

But seriously, where does that thing get the pressure- do you pump it up like a primus stove or what?

Click on the posted link. But incase you can't - it uses a 12v pump that you plug into your car's lighter socket. But EISH R1700