Residual fuel oil

{
  "id": "MLC-T-ENV-024035",
  "term": "Residual fuel oil",
  "field": "Environment",
  "definition": "1. The heavier oils that remain after the distillate fuel oils and lighter hydrocarbons are distilled away in refinery operations and that conform to ASTM Specifications D396 and D975. Included are No. 5, a residual fuel oil of medium viscosity; Navy Special, for use in steam-powered vessels in government service and in shore power plants; and No. 6, which includes Bunker C fuel oil and is used for commercial and industrial heating, electricity generation, and to power ships. Imports of residual fuel oil include imported crude oil burned as fuel.\n\n2. Any oil meeting the specifications of ASTM Grade 4, Grade 5, or Grade 6 fuel oils in ASTM Method D396-04, Standard Specification for Fuel Oils (incorporated by reference, see § 49.123(e)).",
  "subject": "Climate change",
  "references": [
    "Greenhouse Gas Emissions",
    "40 CFR 49.123 (CFR 2013)"
  ],
  "url": "https://mlchart.com/terminology/environment/residual-fuel-oil/"
}