Science invention
An invention that has been praised for decades turns into a disaster
In the early 20th century, Thomas Midgley Jr. personally demonstrated the safety of leaded gasoline and CFC refrigerants, making them commercially successful.
Chlorofluorocarbon
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Articles about Chlorofluorocarbon
12 published items.
Environment
Still need to be alert for ozone layer hole
The restoration of the ozone layer in Antarctica cannot be taken for granted and requires constant vigilance.
Space science
The ozone layer in the Arctic declined to record
Observations by scientists over the past few months show that ozone depletion in the Arctic has reached a record, according to the World Meteorological Organization (WMO…
Environment
The ozone layer gap in Antarctica begins to shrink
A recent study shows that the ozone layer in the Antarctic is beginning to shrink.
Environment
Discovered four new artificial gases that punctured the ozone layer
A new study found that four new artificial gases have appeared in the atmosphere.
Environment
The ozone hole can be healed in 2070
Scientists say that the ozone layer is gradually shrinking and may disappear by 2070.
Environment
Ozone holes appear in the North Pole
According to scientists, ozone holes have recently appeared in the Arctic region. At an altitude of about 20km from the ground, ozone concentrations decreased by 80%.
Environment
The ozone layer has started to recover?
Scientists discovered ozone holes in Antarctica that are in the process of self-sufficiency, at least a decade earlier than they had previously expected.
Environment
The ozone layer shows signs of rapid recovery
The ozone layer is tending to be very small and is able to restore the situation in 1980 in the middle of this century, according to a recent report by UN scientists.
Environment
Climate, the biggest threat to the ozone layer
Research published recently said that the gas used in curing teeth - another name for nitrous oxide - is currently the biggest threat to the Earth's ozone layer.
Environment
Vietnam strives to protect the ozone layer
Starting from January 1, 2010, all CFCs (clorofluorocarbon) degrade ozone layer will be banned from importing into Vietnam.
Environment
Ozone holes can disappear by 2050
Ozone holes in Antarctica are beginning to shrink in the future and may disappear by 2050 due to chlorofluorocarbons (CFC) emissions reductions and other gases that weak…