911
adventure
aerial
aerodynamic
aid
air
aircraft
airfoil
altitude
ambulance
axe
blade
chopper
climbing
danger
emergency
engine
eurocopter
extreme
flight
fly
helicopter
help
high
hover
intervention
isolated
medic
medical
paramedic
pilot
plane
rescue
rescuer
rotate
rotating
rotor
searchandrescue
sos
spin
spotter
stabilized
transport
transportation
travel
urban
victim
wing
yellow