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• 12:02, 6 September 2022 Admin talk contribs deleted page Hydrogen embrittlement (content was: "{{Short description|Embrittlement of a metal exposed to hydrogen}} thumb|upright=1.5|Hydrogen-Induced Cracks (HIC) {{Mechanical failure modes}} '''Hydrogen embrittlement''' (HE) also known as '''hydrogen assisted cracking''' or '''hydrogen-induced cracking''', describes the embrittlement of a metal by hydrogen. The essential facts about the nature of the hydrogen embrittlement of steels have now been known for 140 years.<ref n...")