safety valve
noun
Definitions
A relief valve set to open at a pressure below that at which a container (such as a boiler) would burst.
Any mechanism offering relief from pressure or tension, e.g. emotionally.
Synonyms:outletrelease
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Definitions
A relief valve set to open at a pressure below that at which a container (such as a boiler) would burst.
Any mechanism offering relief from pressure or tension, e.g. emotionally.