Which of the following is NOT a ozone depleting substance?

Correct option is C

The correct answer is (c) Sodium silicate.
· Sodium silicate is not an ozone-depleting substance.
· It is a compound used in various industrial applications, such as adhesives, detergents, and water treatment, and does not contain chlorine or bromine, which are known to deplete ozone.
Information Booster:
· Methyl chloroform: An ozone-depleting substance used as an industrial solvent.
· Halon: Contains bromine and is used in fire extinguishers, contributing to ozone depletion.
· Methyl bromide: A pesticide that releases bromine, which can destroy ozone in the stratosphere.