Class I Substance

Term · Environment · MLC-T-ENV-005087

1. One of several groups of chemicals with an ozone depletion potential of 0.2 or higher, including CFCS, Halons, Carbon Tetrachloride, and Methyl Chloroform (listed in the Clean Air Act), and HBFCs and Ethyl Bromide (added by EPA regulations).

2. Refers to the controlled substances listed in appendix A to this subpart.

3. Specific ozone-depleting compounds described in section 602 of the Act.

4. Any controlled substance designated as class I in 40 CFR part 82, appendix A to subpart A.

5. Ozone-depleting substance that is listed in 40 CFR part 82 subpart A, appendix A.

6. One of several groups of chemicals with an ozone-depletion potential of 0.2 or higher. Class I ozone-depleting substances listed in the Clean Air Act include chlorofluorocarbons, halons, carbon tetrachloride, methyl chloroform hydrobromofluorocarbons, and methyl bromide.

Table 1. Record
Identifier	MLC-T-ENV-005087
Field	Environment
Subject	General environmental
References	Terms of Environment; 40 CFR 82.3 (CFR 2013); 40 CFR 82.172 (CFR 2013); 40 CFR 82.302 (CFR 2013); 40 CFR 82.152 (CFR 2017); Adapted from Ozone Layer Protection Glossary

Record as JSON

{
  "id": "MLC-T-ENV-005087",
  "term": "Class I Substance",
  "field": "Environment",
  "definition": "1. One of several groups of chemicals with an ozone depletion potential of 0.2 or higher, including CFCS, Halons, Carbon Tetrachloride, and Methyl Chloroform (listed in the Clean Air Act), and HBFCs and Ethyl Bromide (added by EPA regulations).\n\n2. Refers to the controlled substances listed in appendix A to this subpart.\n\n3. Specific ozone-depleting compounds described in section 602 of the Act.\n\n4. Any controlled substance designated as class I in 40 CFR part 82, appendix A to subpart A.\n\n5. Ozone-depleting substance that is listed in 40 CFR part 82 subpart A, appendix A.\n\n6. One of several groups of chemicals with an ozone-depletion potential of 0.2 or higher. Class I ozone-depleting substances listed in the Clean Air Act include chlorofluorocarbons, halons, carbon tetrachloride, methyl chloroform hydrobromofluorocarbons, and methyl bromide.",
  "subject": "General environmental",
  "references": [
    "Terms of Environment",
    "40 CFR 82.3 (CFR 2013)",
    "40 CFR 82.172 (CFR 2013)",
    "40 CFR 82.302 (CFR 2013)",
    "40 CFR 82.152 (CFR 2017)",
    "Adapted from Ozone Layer Protection Glossary"
  ],
  "url": "https://mlchart.com/terminology/environment/class-i-substance/"
}

Record 5,087 of 30,736 in Environment terminology (MLC-0121). Request the full dataset.