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CFC was not introduced earlier. So emission were zero.

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11y ago

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Related Questions

How do the technologies try to reduce the negative effects of the ozone layer?

Earlier CFC's were used as coolants. But now technology has removed CFC's and used other methods.


How does a hole form in the ozone?

A hole is formed in the ozone by CFC's. It is not actually a hole but less concentration.


Where will refrigerants supplies of CFC come from after 1995?

After 1995, supplies of CFC refrigerants will primarily come from existing stockpiles and reclaimed CFCs from old appliances and systems. Additionally, some CFC producers may transition to producing alternative refrigerants that are less harmful to the ozone layer, such as HFCs.


When was Angoulême CFC created?

Angoulême CFC was created in 1920.


What is the interaction of CFC and stratospheric ozone?

CFC and ozone interact often. Here CFC's deplete ozone.


What does ct means in diesel engines?

its pretty much just a test for your emmision.


What is most dagerous for atmosphare cfc or so2?

cfc


Is ozone promoted by CFC's?

No, its not. ozone is destroyed by CFC's.


What is the alternative for CFC?

The alternative for CFC (chlorofluorocarbon) in refrigeration and air conditioning systems is HFC (hydrofluorocarbon) or a more eco-friendly option like natural refrigerants such as ammonia or carbon dioxide. These alternatives are less harmful to the ozone layer and have lower global warming potential than CFCs.


Chlorine in the stratosphere is believed to primarily from CFC rather natural sources such as volcanoes because?

It is because the amount of chlorine emitted from natural resources is very less as compared to ones released from artificial products. The CFC's contain most of the chlorine which is responible for the depletion of ozone.


Is cfc manmade?

Yes, it is. CFC's are coolants created by man.


Why should you get to bed earlier?

You should go to bed earlier for growth and to start the next day less tired!