Aircraft fuel extractor - GIF

[Altair]

Aircraft fuel extractor.




Previously:

Hidden gas cap holder - GIF
Vintage fuel nozzles as design elements
Airplane fuel tanks turned into Vietnamese boats
Fuel truck hits two airplane wings - GIF
F1 pitstop fueling hose fire - GIF

[desbromilow]

how? how is it extracting the fuel?, why the twist move partway through the process?

[Tackweld]

I used to go flying with a friend in his Cessna 172, he would always use a bottle like this to pull gas samples out of both wings to check for water in the tanks. Rather important not to have any....