"Forest Products Laboratory. 2010. Wood handbook - Wood as an engineering material. Gen. Tech. Rep. FPL-GTR-190. Madison, WI: U.S. Department of Agriculture, Forest Service, Forest Products Laboratory" . "The property of a material or assembly to withstand fire or give protection from it. As applied to elements of buildings, it is characterized by the ability to confine a fire or to continue to perform a given structural function, or both."@en . "2017-11-28T12:48:55Z"^^ .