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• 09:43, 2 December 2025 Oluschinski talk contribs created page Hardness (Created page with "{{Language_sel|LANG=ger|ARTIKEL=Härte}} {{PSM_Infobox}} <span style="font-size:1.2em;font-weight:bold;">Hardness</span> __FORCETOC__ ==General principles== ===Definition=== Hardness is the mechanical resistance that a body opposes to the mechanical indentation of another, generally harder, but in some circumstances equally hard body. Thus, a hard body resists the indentation of a foreign body more than a soft one, from which it can be directly derived that hardness i...")