this post was submitted on 13 Mar 2024
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Boeing is having a rough time of it right now, with parts falling off its planes left, right and center. Just last week, a wheel came loose and smashed through a car, and earlier this year the door from a 737 Max aircraft broke off mid-flight. That mid-air disaster sparked an audit from the Federal Aviation Administration, which has gone far from well.

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[–] Paragone@lemmy.world -1 points 8 months ago

I'd suspect neoprene not silicone, for door-seals of aircraft.

the Dawn I've no problem with.

The checking-fit with hotel-keycards I have one HELL of a problem with.

It's an aircraft: tolerances should be specified, and should be made to fit those tolerances.

It's umpteen tens-of-degrees below freezing outside, when you're at cruising-altitude, so you've got a pressure-vessel ( the fuselage of the aircraft ), AND you've got a termperature-differential, AND you've got metal-fatigue ( or composite-aging/accumulating-cracks-in-its-reinforcement-fibers ), and tolerances are supposed to be engineered, not "oh, it seems to fit" bullshit.

Anyone who cares about such things, please read some in-depth stuff on aviation crashes.

There are youtube channels devoted to going through things, and I found out about a jetliner losing its tail because of 3 bolts that were the wrong steel, on one of those channels, but the written stuff packs more knowledge per hour of study..

Jan Roskam, aircraft-designer, has one book on it, old, but important, subtitle is "The Devil Is In The Details".

The Lessons From The Sky series has info on near-accidents, and you'll note they are more human-centered than the sometimes technical-as-hell items in Roskam's book..

When one discovers that a jetliner can kill everyone aboard, when it's being used for short island hops ( Hawaii ), and that means it's getting many more pressurization/depressurization cycles than the engineers intended, or that salt-spray in the air can corrode an airframe enough to cause catastrophic failure, or that a single failed cotter-pin can remove the controls from a homebuilt while in-flight ( another source )..

"The Devil Is In The Details" is the most-true subtitle I've ever seen in any book.

  1. Prevent problems.
  2. Catch All Lapses.
  3. Discover problems you didn't know to be proactively preventing.
  4. Prevent any discovered problem from ever EVER getting roots/legs to harm anyone else.

seems saner to me, than the jackassery that Boeing has been doing, since McDonnell Douglass did a reverse-takeover from the inside, after their merger.

Bottom-line "leads" the company, my ass: it's sunk Boeing.