Pinkadamus thanks for the information. You might want to read an article, front page, New York Times, entitled DOUDTING ASSURANCES, JAPANESE FIND RADIOACTIVITY ON THIER OWN. Their is a Japanesde women holding a dosimeter which costs 625 dollars. She discovered radiation in her area that was confirmed. Also radiation was found in beef. If you remember undt wants to sell the more expensive survey meters to detect radiation in food. Thanks for your post. That is front page today August 1,2011.