Question

what details of the family where known to parimal and how​

Answer 1

$\huge{\underline{\underline{\sf{Answer:-}}}}$

Bepin Babu's intimate secrets were known to Parimal Ghose:

1. He knew Bepin Babu had no children.
2. He had lost his wife 1 year ago.
3. His brother was died insane.

Answer 2

Answer:

the process of calcination is used for