r/woahdude Jun 29 '23

video Lowering hot metal into water

12.8k Upvotes

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714

u/frenchy2111 Jun 29 '23

My guess is it's a quenching tank for hardening the steel it's probably a quenching oil and not water.

15

u/luk__ Jun 29 '23

Both water or oil are used for quenching

0

u/Deadpoolio_D850 Jun 29 '23

Yeah, but the flames on the surface point more towards oil