Chlorofluorocarbons known as ozone depleting substances are used in which of the following 1 nb...........

Environment and Ecology Envirnment and Climate Change

Chlorofluorocarbons, known as ozone depleting substances, are used in which of the following?

1. In the production of plastic foams.

2. In the production of tubeless tyres.

3. In cleaning of certain electronic components.

4. As pressurizing agents in aerosol cans.

Choose the correct alternative.

1, 2 and 3 only

4 only

1, 3 and 4 only

1, 2, 3 and 4

Many CFCs have been widely used as refrigerants, propellants (in aerosol applications), and solvents.

Submit Error