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Meaning of safety plug | Babel Free

Noun CEFR B2

Definitions

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.

CEFR level

B2
Upper Intermediate
This word is part of the CEFR B2 vocabulary — upper intermediate level.
See all B2 English words →

See also

safety razor safety reflector safety rein safety school safety scissors safety seat

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