Question

pickles and others sour food stuff should not be kept in copper and brass vessels why​

Answer 1

Answer:

as pickles are in acidic nature we know that when acid react with metal there will be the formation of poisonous substances so that pickles are not kept in copper and brass vessels as they are metals

Answer 2

Answer:

Pickles and other sour food contains organic acids .If they are kept in copper and brass vessels they may get reacted and form salts.These salts are poisonous one and hence dangerous to our health