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• 13:12, 28 November 2025 Oluschinski talk contribs created page Ageing (Created page with "{{Language_sel|LANG=ger|ARTIKEL=Alterung}} {{PSM_Infobox}} <span style="font-size:1.2em;font-weight:bold;">Ageing</span> __FORCETOC__ ==Definition== Ageing is understood to be the totality of all chemical and physical processes irreversibly occurring in a material over the course of time. Ageing takes place under natural environmental conditions. In special cases, however, ageing may have special characteristics, such as elevated temperatures,...")