Question

9. Why do copper and brass vessels need 'kalai'?​

Answer 1

Answer:

please mark as brainlist

Explanation:

Copper and brass vessels need Kalai because copper and brass vessels on reacting with acids get corroded. Kalai prevents corrosion. Kalai is the process where brass and copper utensils used for cooking and eating are coated with a metal called Kalai.

Answer 2

Answer:

because copper and brass vessels on reating with acidbto get corroded . kalai prevent corrosion