The scientific name for Freon is dichlorodifluoromethane, commonly known as CFC-12.
Wal-Mart do not have r22 freon, this is a false ad.
On all years, makes and models you will need to go to any automotive a/c repair shop and have them reclaim this for you.... (Do not just let it out in the atmosphere this is illegal)....... Depending of if your have R-12 freon or R134A freon you can buy the R134a freon at any auto parts store but you need to be licensed to buy R-12 freon.........
You take it to a professional, the freon you buy in the store is not what your car needs !
for scientific research since their development in the 1940s
Explain how a research becomes a scientific knowledge
No, you have to call a repair man to come do it for you, unless you have to have a licences to work with freon.
In order to buy freon you need a license, therefore you shouldn't attempt to add freon. Call a contractor to service your unit.
Scientific Research Institute of Nutrition was created in 1930.
The Council of Scientific and Industrial Research (CSIR)
epa certs
The freon should be R12, Which requires a license to buy these days and is very expensive. You can buy a kit to convert it to R134 freon, You should check with your local auto parts store for prices