Wordnet polsko-angielski

(a valve in a container in which pressure can build up (as a steam boiler)
it opens automatically when the pressure reaches a dangerous level)
safety valve, relief valve, escape valve, escape cock, escape
synonim: klapa
synonim: klapa bezpieczeństwa

Słownik medyczny polsko-angielski Iwona Kienzler

safety valve

Słownik techniczny polsko-angielski

1. safety-valve
2. explosion door