Definition of fire-resistant
of a structural element
: so resistant to fire that for a specified time and under conditions of a standard heat intensity it will not fail structurally or allow transit of heat and will not permit the side away from the fire to become hotter than a specified temperature
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“Fire-resistant.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/fire-resistant. Accessed 15 May. 2021.
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