This may be bad data but if it's true it doesn't look good at 100 Sieverts/hour. 6 Sieverts is fatal. http://translate.google.com/translate?u=http://atmc.jp/plant/rad/?n=1 d/w = dry well s/c = wet well -- Kim Holburn IT Network & Security Consultant T: +61 2 61402408 M: +61 404072753 mailto:kim at holburn.net aim://kimholburn skype://kholburn - PGP Public Key on request