flame trap

noun

Definition of flame trap

: a device (as a wire gauze across a nozzle inlet) for preventing the flame of burning gas from backing up into the supply pipe and causing an explosion

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“Flame trap.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/flame%20trap. Accessed 27 Oct. 2020.

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