Auxiliary Fuel

{
  "id": "MLC-T-ENV-002500",
  "term": "Auxiliary Fuel",
  "field": "Environment",
  "definition": "1. Fuel used to augment the fuel value of sewage sludge. This includes, but is not limited to, natural gas, fuel oil, coal, gas generated during anaerobic digestion of sewage sludge, and municipal solid waste (not to exceed 30 percent of the dry weight of sewage sludge and auxiliary fuel together). Hazardous wastes are not auxiliary fuel.\n\n2. Natural gas, liquefied petroleum gas, fuel oil, or diesel fuel. [40 CFR 62.14840 (CFR 2018)]",
  "references": [
    "40 CFR 503.41 (CFR 2013)",
    "40 CFR 62.16045 (CFR 2018)"
  ],
  "url": "https://mlchart.com/terminology/environment/auxiliary-fuel/"
}