Equipment in metal hazardous air pollutant service

{
  "id": "MLC-T-ENV-009990",
  "term": "Equipment in metal hazardous air pollutant service",
  "field": "Environment",
  "term_source": "Equipment in Metal Hazardous Air Pollutant Service",
  "definition": "Process vessel or piece of equipment either contains or contacts a feedstock, byproduct, or product that contains metal HAP. A process vessel is no longer in metal HAP service after the vessel has been emptied to the extent practicable (i.e., a vessel with liquid left on process vessel walls or as bottom clingage, but not in pools, due to floor irregularity, is considered completely empty) and any cleaning has been completed.In organic HAP service means that a process vessel or piece of equipment either contains or contacts a feedstock, byproduct, or product that contains an organic HAP, excluding any organic HAP used in manual cleaning activities. A process vessel is no longer in organic HAP service after the vessel has been emptied to the extent practicable (i.e., a vessel with liquid left on process vessel walls or as bottom clingage, but not in pools, due to floor irregularity, is considered completely empty) and any cleaning has been completed.",
  "abbreviation": "Equipment in Metal HAP Service",
  "subject": "Built environments",
  "references": [
    "40 CFR 63.11502 (CFR 2013)"
  ],
  "url": "https://mlchart.com/terminology/environment/equipment-in-metal-hazardous-air-pollutant-service/"
}