I don't know about pretending, but I know very little, and even more so with any regards to the physics. I just have no interest in any math, expect my montly check lol. Yes, it was a typo 7000.0cGy vs 70000cGy. Although rare, there were a few here that had MEC cancer, muecopidermoid Carcinoma, which is cancer of the salivary glands, but kind of expected when oral cancer foundation is the name of site, and seen more of these cancers on another head and neck cancer Blog. Pretty cool you posted a X-rayed YouTube video. You better watch out you don't start a following, and goes viral with their idea of the most perfect Chistmas tree