#covering_material  a material used by builders to cover surfaces
  supertype:  building_material  material used for constructing buildings
  subtype:  fiberglass__fibreglass  a covering material made of glass fibers in resins
  subtype:  linoleum__lino  a floor covering
  subtype:  plaster  a mixture of lime or gypsum with sand and water; hardens into a smooth solid; used to cover walls and ceilings
     subtype:  finish_coat__finishing_coat__finishingcoat  the final coating of plaster applied to walls and ceilings; "we can't paint until they put on the finishing coat"
     subtype:  grout  a thin mortar that can be poured and used to fill cracks in masonry or brickwork
     subtype:  parget__pargeting__pargetting  plaster used to coat outer walls and line chimneys
     subtype:  roughcast.plaster  a coarse plaster for the surface of external walls
     subtype:  spackle__spackling_compound__spacklingcompound  powder (containing gypsum plaster and glue) that when mixed with water forms a plastic paste used to fill cracks and holes in plaster
     subtype:  stucco  a plaster now made mostly from Portland cement and sand and lime; applied while soft to cover exterior walls or surfaces
  subtype:  puddle  a mixture of wet clay and sand that can be used to line a pond and that is impervious to water when dry

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