This radiation dose chart places into perspective some of the doses you may, or may not be exposed to, and it covers nearly every arising. It shows that the EPA has a maximum limit of one milliSievert per year, and that's one thousandth of a Sievert. However, normal everyday life sees the average person exposed to almost 4 times that much. One Chest X ray is 6 times that EPA limit, and even a Mammogram exposes you to three times the limit. This chart puts radiation levels into some sort of perspective. It also shows that you are exposed to...