failure to control or report dangerous fire

Meteorological Terminal Aviation Routine Weather Report / Meteorological Aerodrome Report (METAR)

dangerous cargo

dangerous military activities

most dangerous course of action (MDCOA)

dangerous freight

dangerous goods

dangerous goods accident

dangerous goods incident

dangerous goods list

dangerous goods occurrence

dangerous goods panel

dangerous goods regulations

dangerous weather

natural dangerous factors

dangerous engine vibration

dangerous area

dangerous space

individual control (of fire) / individual fire control

fire-control director / fire control director

fire control orders (FCO) ('Hold Fire', 'Cease Fire' and 'Engage')

slant fire; diagonal fire; oblique fire; fire to the oblique

failure to fire

report RTF (Ready To Fire)

anti-aircraft fire fire control equipment

anti-aircraft fire using fire control equipment

selector lever, fire selector, fire switch, fire selector switch

deliberate failure

mean time between critical failure (MTBCF)

failure modes, effects, and criticality analysis

failure requiring overhaul

bearing failure

failure to extract