Bill Smith wrote:

"nick hull" wrote in message
...
In article . com,
"Pete C." wrote:

IIRC it is non-metallic
and missed by metal detectors and I believe it is considered 'plastic'
by TSA


Actually, I just saw these made on the "How it's Made" TV show. For security
concerns, they mix a small amount of metal powder in the knife so it Does
set off the metal detectors.

this sounds dubious.