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Sources of CFCs

APES-GYPN8P

The Montreal Protocol was designed to help save the stratospheric ozone layer by banning substances that contained CFCs.

Which substance would NOT be banned under the Montreal Protocol?

A

Coolants used in air conditioning units.

B

Propellants used in aerosol room sprays or deodorants.

C

Cleaning solvents used on circuit boards.

D

Blowing agents used to create foam packing materials.

E

Asbestos used to make fire-proof vests.