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TerminologyShort verified entry

Patina

An aged appearance caused by environmental factors, acquired naturally or artificially induced; used especially with regard to a surface layer on metal caused by oxidation or corrosion.

VALÉORINE Encyclopedia

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An aged appearance caused by environmental factors, acquired naturally or artificially induced; used especially with regard to a surface layer on metal caused by oxidation or corrosion.

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The Encyclopedia exists whether or not anything is for sale. Corrections are recorded rather than overwritten, and every version of this record is kept. Published 14 August 2026.

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