Last Updated:2025/12/04
A plug of soft metal in an opening in a steam boiler, designed to melt when the temperature rises to a certain point, and thus allow the escape of steam.
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safety plug
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Source Word
safety plug
Noun
Japanese Meaning
蒸気ボイラーなどの開口部に用いられる、所定の温度に達すると溶けて蒸気を逃がすための柔らかい金属製の安全装置(安全溶断プラグ)
( plural )