Assertion: safety valve's pressure | /r/CapableOf | see larger surface area
Facets:
value: much
type: DEGREE
Source sentences:
text: When the set pressure is reached and the valve starts to open, the disk on a Safety valve is larger (see the diagrams below) and hence the same pressure then sees a much larger surface area and consequently the force increases greatly causing the valve to open quickly and hence the characteristic pop action.