What about the Baby Boomer aged B52s at Barksdale AFB in LA? They would have corroded before the first season of Gunsmoke if they were made using this new technology.
az was probably on target about the “green” crap.
I remember something about the reason the insulation was falling off the Space Shuttle external fuel tanks and hitting leading edges during launch, was direct related to “green” as opposed to the good stuff that stayed in place.