Assertion: fire extinguisher | /r/HasProperty | exposed to high pressure
Facets:
value: around 500psi
type: OTHER
value: to check its critical components
type: PURPOSE
Source sentences:
text: Hydrostatic testing is a method whereby your fire extinguisher will be exposed to high pressure (around 500psi) to check its critical components such as the shell, cylinder, hose, etc. – by pressurising it with liquid it can be determined whether the fire extinguisher has any leaks or structural flaws.