Assertion: air compressor's gauge | /r/CapableOf | display the pressure level
Facets:
value: inside the air tank
type: LOCATION
Source sentences:
text: In the image of the two gauges, on this portable Porter Cable air compressor, the air gauge on the left is the one that is displaying the pressure setting on the air regulator, and the gauge on the right is displaying the pressure level inside the air tank.