header bg

Scan QR code or get instant email to install app

Question:

CFC-11 and CFC-12 Ozone depleting substances contribute ______ of stratospheric chlorine.

A 51%
explanation

Ozone depletion substances (man-made) attribute to about 82% of the stratospheric chlorine levels, about 51% of which is by CFC-11 & CFC-12 refrigerants.

Related Information

Comments

Leave a Reply

Your email address will not be published. Required fields are marked *

*