несподівана перешкода у польоті
runway hidden hazard
hidden area
amount of traces left by a military object (to be hidden)
hidden tang
hidden tang knife
hidden failure
hidden ambush position
hidden target
flight hazard
flight safety hazard
potential hazard to flight safety
hazard avoidance
radiation hazard
hazard area / hazardous area
hazard marker
hazard marking system
explosive hazard
explosive hazard team
license for facilities engaged in the manufacture, storage, and use of explosives, hazardous chemicals or substances posing a fire / explosive hazard
hazard mitigation
fire exposed envelope; fire hazard area
crash fire hazard
environmental hazard
reduce hazard
weather hazard
constitute hazard
airport hazard
approach area hazard
bird hazard
bird strike hazard
blast hazard
electromagnetic radiation hazard