Assertion: gun's projectile | /r/CapableOf | prevent the flash
Facets:
value: from the charge
type: OTHER
value: in turn
type: TEMPORAL
Source sentences:
text: Obturation problems were solved by placing a sealing piston between the projectile and the initial propellant charge, which in turn prevented the flash from the charge from getting ahead of the projectile and solved the problem of controlling the initiation of the secondary charges.