Question

Enumerate the methods of protecting the ozone layer prermitig its depletion.

Answer 1

• (1)Avoid the purchase and use of aerosol sprays containing chlorofluorocarbons (CFCs)
• (2)Avoid the use of fire extinguishers with halogenated hydrocarbon, a substance being very aggressive to the ozone layer.
• (3)Avoid buying insulating material made from CFC. Instead, you can use the dark chipboard cork that do not pollute the environment for the same purpose.
• (4)Keep clean the air conditioning because if a malfunction occurs it emmit CFCs in the atmosphere.
• (5)Check the freezer and the car air-conditioning. If they malfunction, need repairing soon, because they may leak.
• (6)Buy a refrigerator or air conditioner which is CFC-free .
• (7)Reduce the use of your car and of other gadgets like compressors, lawn mowers, etc.
• (8)Use alternative means of transport: buses, bicycles, or simply walk.
• (9)Reduce the use of heating and air-conditioning.
• (10)Buy energy saving gadgets and bulbs. You will reduce levels of pollution and money.