Brain Koolerz

1. Fluorinated refrigerants are largely responsible for the destruction of the Ozone layer and contributes to the increase of greenhouse effect.

• true

• false

2. The refrigerant ‘CFC’ refers to

• Caribbean Finance Company

• Chlorofluorocarbon

3. Refrigerants contain greenhouse gases more potent than

• Nitrogen (N2)                   

• Carbon dioxide (CO2)

4. Which of the following does not contain refrigerant gases?

• Electric Hood, Tablets

• Refrigerator, Chillers                       

5. Greenhouse gases are gases in the Earth’s atmosphere that trap heat.

• Water vapor, carbon dioxide                 

• Helium, Argon    

7. Global warming refers to a long term rise of the planet’s temperature.

• true

• false

8. The ____________ protects us from the sun harmful ultraviolet rays.

• 
• 

9.  The Montreal protocols is an international treaty designed to protect the ozone layer by phasing out  the production of numerous substances that are responsible for ozone depletion.

• false

• true

10.The Montreal protocol was agreed in the year ___________ .

• 1987

• 1887

11. HFC refers to ______________in refrigerants.

• Holy Faith Convent

• Hydrofluorocarbons