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Hydrofluorocarbons (HFCs) are potent greenhouse gases that contribute to global warming and climate change. Their production and use also contribute to ozone depletion, as some HFCs can break down in the atmosphere and release chlorine, which harms the ozone layer. Additionally, exposure to high levels of HFCs can cause respiratory and cardiovascular issues in humans.
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What is the liquid refrigerator coolant in old fridges?
Older refrigerators commonly used chlorofluorocarbons (CFCs) or hydrochlorofluorocarbons (HCFCs) as the coolant in the refrigeration cycle. These chemicals have since been phased out due to their harmful effects on the ozone layer. Newer refrigerators now use more environmentally friendly refrigerants such as hydrofluorocarbons (HFCs) or hydrocarbons.
Which gas is released by refrigerator?
Refrigerators typically use a refrigerant gas, such as hydrofluorocarbons (HFCs) or chlorofluorocarbons (CFCs), to facilitate the cooling process. These gases undergo a cycle of compression and expansion within the refrigerator system, absorbing heat from the interior and releasing it outside. While older refrigerants like CFCs have been phased out due to their harmful effects on the ozone layer, modern refrigerants are designed to be more environmentally friendly.
What replaced Freon?
Freon was replaced by hydrochlorofluorocarbons (HCFCs) and hydrofluorocarbons (HFCs) in refrigeration and air conditioning systems due to its harmful effects on the ozone layer. More recently, there has been a shift towards using natural refrigerants like hydrocarbons and carbon dioxide, as well as low-global warming potential alternatives such as HFOs (hydrofluoroolefins).
What absorbs ultraviolet light and protects us from its harmful effects?
The ozone layer absorbs ultraviolet light and protects us from its harmful effects.
What chemicals are in a refrigerator?
Refrigerators typically use refrigerants such as hydrofluorocarbons (HFCs) or hydrochlorofluorocarbons (HCFCs) as the primary cooling agents, along with other chemicals like lubricants and insulation materials. Some older refrigerators may contain chlorofluorocarbons (CFCs), which have been phased out due to their harmful effects on the ozone layer.
What are the harmful effects of coelenterates?
harmful effects of coelenterates
What are the harmful and beneficial effects of advertising?
the harmful and the beneficial effects of advertising?
How is an article regarding the harmful effects caused to environment by pollution?
what harmful effects???????
What are the harmful effects of CARS to your environment?
The harmful effects of CARS to our environment is the carbon monoxide
Harmful effects of Protozoans?
some harmful effects of protozoans is... i don't know you tell me please? :(
According to medical science what are the harmful effects of homosexuality?
There are no harmful effects of homosexuality that can be scientifically demonstrated.
How was the arrival of europeans harmful in the west?
Had harmful effects
Is CFC being used in ac?
Chlorofluorocarbons (CFCs) are no longer used in air conditioning systems due to their harmful effects on the ozone layer. The Montreal Protocol, established in 1987, phased out the production and use of CFCs and other ozone-depleting substances. Modern air conditioning systems now primarily use alternatives like hydrofluorocarbons (HFCs) or natural refrigerants, which are less harmful to the environment.
What are harmful effects of ozone?
The harmful effects of ozone are seen at ground level. Ozone acts as a pollutant there.
What are the harmful effects of lunar eclipse?
There are no harmful effects. its just the earth going between the moon and the sun.
What are the harmful effects of plastics on plants and animals?
harmful effects of polythene on animals
How can you lessen the harmful effects especially climate change?
How can you lessen the harmful effects especially the climate change
