Question

why is it good to wash food grains before use?​

Answer 1

this is ur ans

Food grains are produced by farmers in the fields. The farmers have to produce them and while doing so, they have to use a lot of pesticides and insecticides and many such harmful chemicals to keep insects and germs away . The grains produced this have a lot of pollutants on their surfaces and must be washed.

Answer 2

Answer:

Because they have a coating of pesticides and fertilizers around them.

If they are selled in the market without washing them we could get sick.

Hope it helps...