Chlorodifluoromethane
St. Charles
Chlorodifluoromethane (Freon 22) 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 |
---|---|---|---|---|
2013 | ND | 6 | 0 | ND |
2014 | N/A | 0 | 0 | N/A |
2015 | N/A | 0 | 0 | N/A |
2016 | N/A | 0 | 0 | N/A |
2017 | N/A | 0 | 0 | N/A |
2018 | N/A | 0 | 0 | N/A |
2019 | N/A | 0 | 0 | N/A |
ppb = parts per billion
All test results
Date | Lab ID | Result |
---|---|---|
2013-01-24 | 3581111001AM | ND |
2013-01-24 | 3581115001AM | ND |
2013-04-30 | 3591553001AM | ND |
2013-07-15 | 35100451003AM | ND |
2013-07-15 | 35100451001AM | ND |
2013-10-21 | 35112899001AM | ND |