Ambient Air

{
  "id": "MLC-T-ENV-001245",
  "term": "Ambient Air",
  "field": "Environment",
  "definition": "1. Any unconfined portion of the atmosphere: open air, surrounding air.\n\n2. The air that surrounds us.\n\n3. The air surrounding a cloud or the air surrounding rising or sinking air parcels.\n\n4. That portion of the atmosphere, external to buildings, to which the general public has access.\n\n5. Meaning given by 40 CFR 50.1(e), as that definition appears upon promulgation of this subpart, or as hereafter amended.\n\n6. The air that surrounds us. [Radiation Protection Radiation Glossary]]\n\n7. Outdoor air, any unconfined portion of the atmosphere, open air.\n\n8. Any portion of the atmosphere inside or outside a stationary source.",
  "subject": "Natural environments",
  "references": [
    "Childrens Health Protection Glossary; Terms of Environment",
    "RadNet Glossary; Radiation Protection Radiation Glossary; RadTown Glossary",
    "DOE Atmospheric Radiation Measurement Climate Research Facility Glossary",
    "40 CFR 50.1 (CFR 2013); 40 CFR 49.123 (CFR 2013)",
    "40 CFR 57.103 (CFR 2013)",
    "EPA EV-Natural Environments-Atmosphere",
    "ACE Glossary of Terms; America's Children and the Environment Terms",
    "85 FR 22250; The Navigable Waters Protection Rule: Definition of “Waters of the United States; 40 CFR 82.104 (CFR 2020); 40 CFR 1604.2 (CFR 2020)"
  ],
  "url": "https://mlchart.com/terminology/environment/ambient-air/"
}