Recent fluctuating reports that dangerous levels of radiation have been detected in Japanese food and water have many people concerned.
The Fukushima explosion is the worst nuclear disaster in Japan since World War II. This situation comes on the heels of—not one, but two—natural disasters, and the in the midst of this crisis, questions undoubtedly arise about the safety of radiation exposure.
Also check out: Japan Earthquake Relief - Five Ways You Can Donate To Help
The following infographic is the aggregation of numerous sources that are authorities on radiation (see references). It details the threat levels of radiation exposure from events like the Fukushima explosion down to a dental x-ray.
(Click image to expand)