Heavy Oil

Heavy oil may refer to:

  • Fuel oil that contains residual oil left over from distillation.
  • Heavy crude oil, viscous crude oil.
  • Coal tar creosote, a wood preservative and waterproofing agent.

Famous quotes containing the words heavy and/or oil:

    “My hardships, thank God, do not involve dirt or heavy lifting.”
    —Mason Cooley (b. 1927)

    “Opinions are to the vast apparatus of social existence what oil is to machines: one does not go up to a turbine and pour machine oil over it; one applies a little to hidden spindles and joints that one has to know.”
    —Walter Benjamin (1892–1940)