Question

why should curd and sour substances not be kept in brass and copper vessels​

Answer 1

Aɳsɯҽɾ ❤

Both the Curd and sour substances are acids. So, if such substances are kept in a copper container, the acid will react and the container will be corroded. Thereby may spoil the food.

Hσρҽ Iƚs Hҽʅρs Yσυ !

Answer 2

Answer:

This is because curd and sour substances contain compounds that react with these metals to form poisonous compounds.

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