...The lightweight, rigid composite IsoTruss® configuration offers an attractive and affordable solution for the aviation industry.
Ultimate lightweight efficient structure (40% lighter than aluminum).
Up to 10 times stronger than steel.
Requires less material to obtain comparable structural strength.
No corrosion or fatigue.http://www.airloy.com/category/productlines/
[note opaque black airloy in connection with the following 'black triangle' sounding tech]http://members.gcronline.com/cbrauda/0005.htm
“The bottom line is that a sufficient charge accumulation on a capacitor, or any object for that matter, of sufficiently small mass, would be accelerated more by the earth’s electric field than by acceleration due to the earth’s gravity field. It would fly.”