Diatomaceous earth is used for all except

Options

A. polishing
B. filtration of oils and syrups
C. making sound and fire proof rooms
D. biogas production.

Answer

D

Explanation

Diatomite is used in filtration of sugar, alcohols , oil, syrups and antibiotics, Diatomaceous earth is used to make sound proof rooms. Diatomite is employed as a cleaning agent in toothpastes and metal polishes.