safety valve in Polish
safety valve in Polish
zawór bezpieczeństwa
A valve set to open at a pressure below that at which a container holding a gas, vapour, etc. (such as a boiler or pressure cooker), would burst, thus reducing the pressure; a relief valve.
wentyl
(figuratively) Any mechanism offering relief from physical or emotional pressure or tension.
wentyl bezpieczeństwa
(figuratively) Any mechanism offering relief from physical or emotional pressure or tension.