By 52%-54% denisty indicator of lithium bromide, it is used to be absorptive refrigerant, hypnagogue and mitigative of medicine, and also to be electrolyte in ion-battery.
About 80% of the chlorine in the atmosphere is a legacy of chlorofluorocarbons, chemicals used in aerosol sprays and as refrigerants starting in the 1930s.
In addition to that, ammonia is also used as a refrigerant gas, as well as in the manufacture of plastic, fabrics, pesticides and to purify water supplies.
A 1987 agreement called the Montreal Protocol banned a series of chemicals — mainly used in refrigerants and aerosols — believed to have reduced the thickness of the ozone layer.
A 1987 agreement called the Montreal Protocol banned a series of chemicals – mainly used in refrigerants and aerosols – believed to have reduced the thickness of the ozone layer.
It was stumbled upon accidentally in 1938 by a 27-year-old American chemist named Roy Plunkett, while he was trying to develop a non-toxic refrigerant fluid for DuPont, a chemicals company.
它于1938年被一位27岁的美国化学家偶然发现,他的名字叫做 Roy Plunkett,当时他正在为杜邦公司开发一种无毒制冷,那一家化学公司。
Label CFC-11, the chemical in question used to be used in refrigerants, foam blowing agents, and aerosol sprays but it was supposed to be completely phased out in 2010.