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A user with 1 edit. Account created on 25 April 2023.
25 April 2023
- 01:0901:09, 25 April 2023 diff hist +2,966 Cryogenic treatment Changed cryogenic hardening to cryogenic tempering; Added context around industry and processing invention history; removed links without titles or names that are unrelated to historical context of the industry and technology development. Tag: Visual edit