At City Waste Recycling in Accra, Ghana, owners Jürgen Meniel and Vivian Ahiayibor mostly focus on plastics and metals, but they also reclaim refrigerants from old equipment. Several years ago ...

The company does report the use of “thermal oxidizers” to destroy fluorinated gases at its Geismar facility, but it is not clear if the pollution controls are used to destroy any of the CFCs ...

CFCs are a more potent greenhouse gas than carbon dioxide, the most abundant planet-warming gas. Aerosol from cans sometimes contains ozone-depleting substances called chlorofluorocarbons ...

CFCs are thousands of times more potent greenhouse gases than carbon dioxide. CFC emissions overall have declined since the 1980s to about 5 per cent of their peak, and the Antarctic ozone hole ...

that replaced CFCs in air conditioning, refrigerators, and fire extinguishers. Unfortunately, HFCs are also problematic when they leak from appliances. They’re “super” greenhouse gases that ...

Like the CFCs they replaced, though, HFCs are potent greenhouse gases — thousands of times more effective than carbon dioxide at trapping heat in our atmosphere. Twenty years ago, HFCs were an ...

However, ozone-friendly alternatives to CFCs in some products, such as certain foams used to insulate fridges, buildings and air-conditioning units, took longer to find. Another set of gases ...

CFCs began inflicting their harm almost immediately ... all those Ethyl and Freon factories and gas stations and aerosol cans, to actually bring about that long-term destruction.