Assertion: revolver | /r/HasProperty | unique type of firearm
Facets:
Source sentences:
text: A revolver is a unique type of firearm in which a rotating cylinder holds a number of cartridges; the cylinder "revolves" to align each "chamber" or "charge hole" with the rear of the barrel, hold the cartridge and contain the pressure (up to 65,000 pounds PSI or 450 MPa) produced when the cartridge is fired.