Dichlorodifluoromethane
Tennille
Dichlorodifluoromethane (Freon-12) is a refrigerant, solvent and aerosol propellant banned in 2000 under the Montreal Protocol because of its ozone-depleting properties. Freons can cause heart, nervous system and liver damage.
Testing results - average by year
Year | Average result | Samples taken | Detections | Range of results |
---|---|---|---|---|
2014 | ND | 1 | 0 | ND |
2015 | ND | 3 | 0 | ND |
2016 | ND | 1 | 0 | ND |
2017 | ND | 1 | 0 | ND |
2018 | ND | 1 | 0 | ND |
2019 | N/A | 0 | 0 | N/A |
ppb = parts per billion
All test results
Date | Lab ID | Result |
---|---|---|
2014-11-05 | AI59182 | ND |
2015-02-05 | AI64361 | ND |
2015-04-30 | AI75911 | ND |
2015-08-11 | AI86026 | ND |
2016-05-31 | AJ13049 | ND |
2017-11-15 | AJ73842 | ND |
2018-05-31 | AJ90402 | ND |