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Safety includes all aspects of protecting aircraft, passengers and crew from accidents, mistakes and other potentially dangerous situations.

9 votes

How much do you have to respect checklist order?

On your PC, do you press the power button before it is plugged into the wall? It is written that way because the thing might not work if you do it in the wrong order. Your example of RADAR first and d …
WPNSGuy's user avatar
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3 votes

Isn't it dangerous for a soldier to sit on the outside of a flying helicopter?

Is this 'dangerous'? That's a 500lb bomb. And next to it, an AIM -120 on the wingtip. In a different timeline, I would have been the guy in the middle. (pic from AFCENT, Tech. Sgt. Joseph Swafford, 4 …
WPNSGuy's user avatar
  • 9,851
5 votes

Is TSA Pre check a security risk?

A person that was totally peaceful yesterday, today could want to do harm. A person who previously went through and passed a security check is less likely to go off today. Just like needing a securi …
WPNSGuy's user avatar
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5 votes

Is there such a thing as icing in the propeller?

There are any number of info links for prop icing. https://hartzellprop.com/what-to-know-aircraft-propeller-ice-protection/ Ice typically appears on propeller blades before it forms on the wings, so …
WPNSGuy's user avatar
  • 9,851
8 votes
Accepted

Why helicopters don't use complete tail rotor guard?

For a small (tiny) helicopter as linked in the first pic, it is entirely possible for a person to be able to interact with the top of the tail rotor. Obviously, if this was spinning, bad things will h …
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1 vote

How is the hazard from a malfunctioned ejection seat system handled?

Chain of events: Aircraft in flight Becomes uncontrollable Pilot eventually comes to the conclusion of "I have to get out" EJECT EJECT EJECT (pulls the relevant handles) The ejection fails (is the can …
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0 votes

Could a trained individual passenger escape a commercial plane crash by bringing the necessa...

Either assume that I am notified with enough time to escape, or just forget about crashing entirely and consider that I might just decide to leave the plane whenever I want. You can't open the doors …
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18 votes
Accepted

How do fighter jets pre-flight so quickly?

INS aligned, IFF code laid in, most but not all of the safety devices removed. The jet is ready to go except for the pilot and engine start. Assigned alert pilots and ground crew are hanging around. … All safety pins pulled. …
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  • 9,851
87 votes

The F-16s that were scrambled to intercept United 93 did not have time to arm the jets, so t...

(disclaimer - Former USAF armament specialist) The intention was not necessarily to "ram", but rather get eyeballs on the situation and take whatever action was needed. That may have, eventually, been …
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8 votes

Why are many parts of an airliner required to be triplicated, but not the "parts" most likel...

Some systems are "redundant" only two deep, or not redundant at all. One or two engines. Two wings. One rudder. One nose gear. Why aren't there "3" pilots? Because many decades of commercial airline o …
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