Assertion: projectile | /r/CapableOf | leave the muzzle of the gun
Facets:
value: due to barrel rifling
type: CAUSE
Source sentences:
text: Upon firing, when the sabot and projectile leave the muzzle of the gun, centrifugal force from the rotation of the projectile, due to barrel rifling, opens up the segments surrounding the projectile, rapidly presenting more surface area to air pressure, quickly releasing it.