Sentences with word «hydrochlorofluorocarbon»

HFCs, already widely used in the United States and other developed countries, are up - and - coming replacements for hydrochlorofluorocarbons (HCFCs) found today in most AC units and refrigerators in India and other developing nations.

It also addresses UNEP's work in reducing the lead content of fuels and paint, and tackling ozone - depleting substances such as hydrochlorofluorocarbons and methyl bromide.

These gases are being replaced by other compounds, including hydrochlorofluorocarbons and hydrofluorocarbons, which are heat - trapping gases (greenhouse gases) covered under the Kyoto Protocol.

The refrigerants hydrochlorofluorocarbon (HCFC) and ammonia are examples of the refrigerants circulated in these types of mechanical refrigeration systems.

Due to the phase - out of hydrochlorofluorocarbons (HCFCs), under the Montreal Protocol, hydrofluorocarbons (HFCs) emissions are dangerously growing.

From hard - hitting investigations on illegal ODS trade to successful advocacy to accelerate the HCFC [hydrochlorofluorocarbons] phase - out and adopt a global HFC phase - down, EIA plays a unique and valuable role within the Montreal Protocol family.

«Thanks to the hard work of this talented team of government officials and non-governmental groups being honored by the US EPA's climate and ozone awards, Montreal Protocol Parties were able to reach agreement to speed up the phase - out of HCFCs [hydrochlorofluorocarbons],» said James L. Connaughton, Chairman of the White House Council on Environmental Quality.

City officials achieved an almost complete phaseout of ozone - depleting hydrochlorofluorocarbons, gases also known to contribute to the global greenhouse effect.

However, in 2009 Velders et al. reported the results of model calculations suggesting that the radiative forcing due to hydrofluorocarbons (HFCs) will increase significantly in the coming decades as they are increasingly used to replace hydrochlorofluorocarbons (HCFCs) and CFCs, and demand for their use increases (3).

The same trend occurred when the world phased out chlorofluorocarbons and hydrochlorofluorocarbons under the Montreal Protocol to combat ozone thinning, he said, and that enabled countries to transition ahead of schedule.

Developing countries are to receive over US$ 507 million under the Montreal Protocol to ensure the continued phase - out of the ozone depleting substance hydrochlorofluorocarbons (HCFCs).

This served as a starting point for discussions I had with a number of folks at the UN climate meeting in Poland last month who are pushing the idea of using the Montreal Protocol to control hydrochlorofluorocarbons.

Leaking refrigerants are a major cause of climate change because they predominantly consist of two families of synthetic manmade chemicals called hydrochlorofluorocarbons (HCFCs)-- both ozone depleting substances and super greenhouse gases (GHGs)-- and hydrofluorocarbons (HFCs)-- powerful GHGs...

Today, DuPont manufactures hydrochlorofluorocarbons (HCFCs) and hydrofluorocarbons (HFCs) as alternatives to CFCs for the air conditioning and refrigeration industries.

Then they pick an insulation that is made from hydrocarbons, it uses hydrochlorofluorocarbon (HCFC) as a blowing agent, has trischloropropylphosphate (TCPP), a possible bioaccumulative toxin, as a flame retardant, and if it does catch on fire, «will produce dense, black, toxic smoke releasing carbon dioxide, carbon monoxide and possible traces of hydrogen cyanide, halogen acids and nitrogen.»

Trade in banned ozone - depleting chemicals has declined in the past decade, but remains a problem, and has been documented particularly for hydrochlorofluorocarbons.

Every year, supermarkets in the United States emit large quantities of ozone - depleting greenhouse gases known as hydrochlorofluorocarbons (HCFCs), which are widely used in commercial refrigeration and air conditioning...

Two years later in Copenhagen, Parties agreed to include Hydrochlorofluorocarbons (HCFCs) and methyl bromide in their phaseout scheme, as well as the significant measure of creating the Implementation Committee (IC), which has been instrumental in ensuring compliance.

HFC - 23, a byproduct in the manufacture of the refrigerant hydrochlorofluorocarbon - 22 (HCFC - 22), is a powerful greenhouse gas with a global warming potential that is 14,800 times that of CO2.

But in March, researchers with England's University of East Anglia reported finding four new ozone - depleting compounds in the atmosphere — three chlorofluorocarbons (CFCs) and one hydrochlorofluorocarbon (HCFC)-- amounting to about 81,000 tons.

In addition, it adopts a water - based cooling technology instead of using chemical refrigerants such as chlorofluorocarbon and hydrochlorofluorocarbon for cooling, thus making it safer and more environmentally - friendly.

They produce the refrigerant HCFC - 22, a hydrochlorofluorocarbon promoted by the Montreal Protocol as a replacement to more destructive ozone layer - eating substances.

Experiments identified fluorine, bromine and chlorine in the form of chlorofluorocarbons, methyl bromide and hydrochlorofluorocarbons as the culprits.

Every country in the world is a party to the Protocol, and it has successfully phased out or is in the process of phasing out several key classes of chemicals, including chlorofluorocarbons (CFCs), hydrochlorofluorocarbons (HCFCs), and halons.

HFC's are cousins to chlorofluorocarbons (CFC's) and hydrochlorofluorocarbons (HCFC's), two other classes of refrigerants which are being eliminated under the Montreal Protocol, a 21 - year old treaty signed by 195 nations to control the gases that opened up a hole in the earth - protecting ozone layer of the atmosphere.

EPA proposed a rule that will extend the servicing and disposal of air conditioning and refrigeration equipment requirements for other ozone - depleting substances (like chlorofluorocarbons and hydrochlorofluorocarbon) to HFCs.

Hydrochlorofluorocarbons (HCFCs): Chemicals composed of one or more carbon atoms and varying numbers of hydrogen, chlorine, and fluorine atoms.

While HFCs are not Ozone Depleting Substances (ODS) and therefore an acceptable substitute for chlorofluorocarbons (CFCs) and hydrochlorofluorocarbons (HCFCs) under the Montreal Protocol, they have high global warming potentials (GWPs) and contribute to greenhouse gas (GHG) emissions.

Besides CFCs, they include carbon tetrachloride, hydrochlorofluorocarbons (HCFCs) and methyl bromide, a fumigant once widely used to kill pests.

HFCs were developed as replacement chemicals for ODS (CFCs - chlorofluorocarbons and HCFCs - hydrochlorofluorocarbons), which have been or are currently being phased - out under the Montreal Protocol.

One of the focuses of this exposition was on new lower global warming potential (GWP) technologies that are bursting onto the Chinese market, to replace the ozone depleting substances (Chlorofluorocarbons (CFCs) and hydrochlorofluorocarbons (HCFCs)-RRB- that have been and are being phased - out under the Montreal Protocol.

Their use is growing because they are being widely adopted as replacements for O3 - depleting substances (ODS), including chlorofluorocarbons (CFCs) and hydrochlorofluorocarbons (HCFCs), which are being phased out under the Montreal Protocol on Substances that Deplete the Ozone Layer.

Over the years a number of other gases have been added, including methane (CH4), carbon monoxide (CO), hydrogen (H2), hydrochlorofluorocarbons (HCFC's), hydrofluorocarbons (HFC's), methyl halides, and sulfur hexafluoride (SF6).

HFCs, already widely used in the United States and other developed countries, are up - and - coming replacements for hydrochlorofluorocarbons (HCFCs) found today in most AC units and refrigerators in India and other developing nations.

-- The Montreal Protocol gases (chlorofluorocarbons (CFCs), hydrochlorofluorocarbons (HCFCs), and chlorocarbons) as a group contributed +0.32 [± 0.03] W m — 2 to the RF in 2005.

HFCs have been commercialized to replace ozone depleting chlorofluorocarbon (CFC) and hydrochlorofluorocarbon (HCFC) refrigerants, which have been or currently are being phased - out under the Montreal Protocol on Substances that Deplete the Ozone Layer.

In addition, it adopts a water - based cooling technology instead of using chemical refrigerants such as chlorofluorocarbon and hydrochlorofluorocarbon for cooling, thus making it safer and more environmentally - friendly.

Greenhouse gases include carbon dioxide, methane, nitrous oxide, ozone, chlorofluorocarbons, hydrochlorofluorocarbons, hydrofluorocarbons, perfluorocarbons and sulfur hexafluoride.

The hydrochlorofluorocarbon gases (HFCs) used in refrigerants that replaced chlorofluorocarbons (CFCs), which were destroying the ozone layer, are anywhere from 146 to 12,500 times more powerful than carbon dioxide in their global warming potential.