Combustion Zone

{
  "id": "MLC-T-ENV-005685",
  "term": "Combustion Zone",
  "field": "Environment",
  "definition": "1. Space in an enclosed combustion device (e.g., vapor incinerator, boiler, furnace, or process heater) occupied by the organic HAP and any supplemental fuel while burning. The combustion zone includes any flame that is visible or luminous as well as that space outside the flame envelope in which the organic HAP continues to be oxidized to form the combustion products.\n\n2. All gases and vapors found just after a flare tip. This gas includes all flare vent gas, total steam, and premix air.",
  "references": [
    "40 CFR 63.1579 (CFR 2013)",
    "40 CFR 63.641 (CFR 2016)"
  ],
  "url": "https://mlchart.com/terminology/environment/combustion-zone/"
}