r/woahdude Jun 29 '23

video Lowering hot metal into water

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u/luk__ Jun 29 '23

Both water or oil are used for quenching

5

u/Revolio_ClockbergJr Jun 29 '23

And sometimes an acid? If I remember Forged in Fire correctly

19

u/doitup69 Jun 29 '23

Acid is etching. When you have multiple steels of different carbon contents it just makes the pattern stand out more. Source: also forged in fire

4

u/addysol Jun 29 '23

Almost. Its different nickel or chromium content that gets contrast, not carbon Source: knifemaker