Put_it_in_and_watch_...e0wmur_3.mp4

: Dipping a rusted tool into a chemical bath (like Evapo-Rust) to see it come out looking new.

The phrase often serves as a caption for viral videos or "oddly satisfying" clips featuring mechanics, chemistry, or craftsmanship. Put_it_in_and_watch_...e0wmur_3.mp4

: A frequent "long post" where a piece of gallium is placed on an aluminum surface (like a soda can or laptop), causing the metal to disintegrate. : Dipping a rusted tool into a chemical

: Lowering an object into a film-covered water tank to apply a complex pattern. Put_it_in_and_watch_...e0wmur_3.mp4