#brick  rectangular block of clay baked by the sun or in a kiln; used as a building or paving material
  supertype:  #ceramic  #building_material
  substance:  #clay
  subtype:  #adobe_brick__adobebrick__adobe  sun-dried brick; used in hot dry climates
  subtype:  #clinker_brick__clinkerbrick__clinker  a hard brick used as a paving stone
  subtype:  #firebrick  brick made of fire clay; used for lining e.g. furnaces and chimneys
  subtype:  #coping__header__cope  brick that is laid sideways at the top of a wall

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