Question

why should curd and sour substance can be kept in brass or copper​

Answer 1

Answer:

Explanation:

Because curd n sure substance do not react with copper or brass.....do we can keep

Answer 2

$<b> Curd and other sour substances contain acids. Therefore, when they are kept in brass and copper vessels, the metal reacts with the acid to liberate hydrogen gas and harmful products, thereby spoiling the food.$