Dear List, This is somewhat related to meteorites and impact study. Take a look if you wish; I found it interesting considering Carancas fragments.
http://www.dynamicmaterials.com/Divisions/Clad%20Metal%20Group/Explosion%20Welding%20Technology http://en.wikipedia.org/wiki/Friction_welding Best Regards, Dirk Ross...Tokyo ______________________________________________ http://www.meteoritecentral.com Meteorite-list mailing list Meteorite-list@meteoritecentral.com http://six.pairlist.net/mailman/listinfo/meteorite-list