Welk woord?

Definitie: “Hardening can be achieved through various methods, including (1) heat treatment, where the properties of steel are altered by subjecting the steel to a series of temperature changes; and (2) cold working, in which changes in the structure and shape of steel are achieved through rolling, hammering, or stretching the steel at a relatively low temperature.”

Eerste letter: H

Antwoord:  

Van welk woord is dit de definitie?

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