Hot-dip galvanizing (zinc coating) on a steel handrail
Rights: TMg, CC BY-SA 3.0 DE Published 13 March 2019 Size: 640 KB Referencing Hub media

Metals are galvanised – coated with zinc – to protect them from corrosion. The zinc coating often has a visible spangle.

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    Zinc

    Zinc is a chemical element. Its official symbol is Zn, and its atomic number is 30, which means each zinc atom has 30 protons in its nucleus. Zinc is not found in its elemental form. Instead, it ...

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