Social Sciences, asked by 180084p, 1 year ago

Copper and brass utensils are tinned

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Answered by sarthakrahate24

Copper and brass vessels are subject to chemical action caused by sour or acid food placed in them. This action is lessened, if not prevented, by the tin-coating applied to the vessels. Persons who have made tin-coating a profession are called 'Kalhaiwallas'.

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