Verdigris is formed on copper vessel.Why?
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verdigris. ... It is a poisonous gray-green to green-blue substance that is formed by the action of acetic acid on copper or copper oxide, e.g., verdigris can form on copper pots used to cook acidic foods such as tomatoes. Verdigris is used as a mordant in dyeing, as a pigment, and in making Paris green .
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verdigris. ... It is a poisonous gray-green to green-blue substance that is formed by the action of acetic acid on copper or copper oxide, e.g., verdigris can form on copper pots used to cook acidic foods such as tomatoes. Verdigris is used as a mordant in dyeing, as a pigment, and in making Paris green .
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