Test yourself: 5 hard theory questions, free Airspace, weather, regs and aerodynamics, FAA-style — instant score, every answer explained. No signup.
Free testmediumhazards
Volcanic ash is hazardous to aircraft because it can:
A
Only reduce visibility
B
Cause engine failure, abrade windscreens, and block pitot tubes
C
Only affect propeller aircraft
D
Only cause minor paint damage
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See where you stand: 5 hard questions, instant score, every answer explained.