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  1. Xref: sparky misc.consumers:15672 sci.energy:4137 sci.environment:10874 sci.physics:13583 sci.med:16434
  2. Path: sparky!uunet!haven.umd.edu!darwin.sura.net!zaphod.mps.ohio-state.edu!uakari.primate.wisc.edu!ames!network.ucsd.edu!ucsd.edu!brian
  3. From: brian@ucsd.edu (Brian Kantor)
  4. Newsgroups: misc.consumers,sci.energy,sci.environment,sci.physics,sci.med
  5. Subject: Re: Are Your Light Bulbs Radioactive?
  6. Message-ID: <17gf7mINN2jh@network.ucsd.edu>
  7. Date: 26 Aug 92 17:32:38 GMT
  8. References: <weaHQwC00Uh7I5FXZ8@andrew.cmu.edu> <1992Aug25.013136.8156@cs.rochester.edu>
  9. Distribution: na
  10. Organization: The Avant-Garde of the Now, Ltd.
  11. Lines: 11
  12. NNTP-Posting-Host: ucsd.edu
  13.  
  14. dietz@cs.rochester.edu (Paul Dietz) writes:
  15. >Viewed another way: this is about the gamma activity of 100 milligrams
  16. >of potassium (from the natural isotope K-40, which is .0117% of
  17. >potassium and decays with a halflife of 1.25e9 years...
  18.  
  19. So how many bananas is that the radioactive equivalent of?  I.e., if I
  20. eat 10 bananas a month, I'll actually get more exposure than if I ate
  21. one compact fluorescent light bulb per month?
  22.  
  23. Or did I slip a decimal point somewhere?
  24.     - Brian
  25.