my father was in charge of the welding shop that cranked out all the columns and girders for the wtc.

the thesis you present is full of errors and misrepresentations.

the towers were designed to resist the impact of an air liner - the impact of a boeing 707. the largest air liner of that era. how many times larger is a boeing 757/767, eh? dufus?

your continual harping on this nonsense whirle posting articles with major errors and misrepresentations. just how dumb are you?