Grade silicon, which has all kinds of bacteria just like this poor unfortunate person this happened to. we had a patient with silicon injected in her butt recently, same problems but not as severe. >> can you explain to me what this stuff, once it's injected, what happens to you physically? >> so let's just talk about the negative things. first of all, they get distributed into other parts of your body. it can cause a embolism, it can cause infection like this poor lady, where the infection is in her blood where she lost her hands and legs, and it's a horrible tragic thing. in addition it can ...