Bone char

noun

Definitions

Noun
  1. 1
    Bone black. uncountable, usually

    "[…] bone chars differ greatly in surface area. It has also been shown that the various nitrogen adsorption isotherms for bone chars could be plotted on a single curve. When the volume of gas adsorbed per unit area was plotted against[…]"

  2. 2
    black substance containing char in the form of carbonized bone; used as a black pigment wordnet

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