"Ed Kyle" wrote in
oups.com:

Scott Lowther wrote:
The world shook for 120 seconds today. Quite impressive, once
again.

This was called a "Production Rate Motor Test", according
to the NASA press release.

"http://www.nasa.gov/centers/marshall/news/news/releases/2005/05-
138.ht
ml"

Somehow, X-Rays were made of the motor nozzle during
the burn!

- Ed Kyle



Real Time Radiography or RTR. This can let you "see" the interaction
of the flame front with the case insulation/nozzle.

CJ