this has been 3-d printed on a stratasys printer, and overtime, six or seven hours, we're able to geted model -- >> are you telling me that someone who has a really catastrophic injury to the face can come in, go through the process that you've just described and get the face of another human being put on to their skull so that they would, in fact, have the face of another different human being. >> that happens. that happens. >> actually at my institution at bringing ham hospital, we've done that surgery seven times. it's been done nine times in the united states. all of our patients are doing quite well. (?) this is a procedure that happens and it restores -- it not only gives a person a new face, but it allows them to breathe properly, to eat properly, to smile, to actually feel touch sensations for the first time, and it is a really life-changing experience. liz: wow. you can catch all of today's interviews on foxbusiness.com including that one. now, we've asked you if you think it's a good time to investigate in gold. wayne: 10 percent of one's assets should be in physical gold. d