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:

    “The Danaan children laugh, in cradles of wrought gold,
    And clap their hands together, and half close their eyes,
    For they will ride the North when the ger-eagle flies,
    With heavy whitening wings, and a heart fallen cold....”
    —William Butler Yeats (1865–1939)

    “Courage, determination, and hard work are all very nice, but not so nice as an oil well in the back yard.”
    —Mason Cooley (b. 1927)