Chemical dipping a car body - GIF

Chemical dipping a car body.

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Previously:

Chemical dipping an old pedal car - GIF
Finishing wood furniture by dipping it - GIF
Sheep dipping cage - GIF
Wood grain hydro dipping - GIF

Amazing! Being an Alfa I did not expect anything to resurface.

What is in the tank?

Not sure, but it sure looks like EvapoRust...