| http://www.w3.org/ns/prov#value | - Walls and ceilings made with gypsum wallboard panels typically are constructed by securing, e.g., with nails or screws, the wallboard panels to structural members, such as vertically- and horizontally-oriented pieces of steel or wood often referred to as ???studs.??? Because wallboard typically is supplied in standard-sized sheets or panels, when forming a wall from the sheets, there will generall
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