Question

why we need to separate the substance​

Answer 1

Answer:

we need to separate the substances only for maza

Answer 2

Answer:

Separation of Substances | Exercise

We need to separate different components of a mixture to separate the useful components from the non-useful or some harmful components. ... So we need to separate different components of a mixture to separate the useful components from the nonuseful for some harmful components.

Explanation:

$\huge\colorbox{cyan}{Thank you}$