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</o:shapelayout></xml><![endif]--></head><body lang=NL-BE link=blue vlink=purple><div class=WordSection1><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><div><div style='border:none;border-top:solid #B5C4DF 1.0pt;padding:3.0pt 0cm 0cm 0cm'><p class=MsoNormal><span lang=EN-US style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'>Bamboo Science Group<b>:</b> Re: [Stoves] Fly ash cement and levels of levels of radioactivity?<o:p></o:p></span></p></div></div><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><div><p class=MsoNormal>As you guys delve into fly ash cement, I was curious if the levels of some of the ashes radioactive elements (Cs-137, Sr-90 and K-40) have been measured. The fly ash concentrates these natural occurring isotopes and could be problematic. <o:p></o:p></p></div><div><p class=MsoNormal><span style='color:#1F497D'>G.<o:p></o:p></span></p><p class=MsoNormal><span style='color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span style='color:#1F497D'>Dear G.<o:p></o:p></span></p><p class=MsoNormal><span style='color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US style='color:#1F497D'> Only K-40 is natural ! gamma source of about 2000 Kev<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='color:#1F497D'>Cs-137 is man made gamma from reactors or boms fall out of 660 Kev<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='color:#1F497D'>Sr-90 / Y is man made also from reactor waste and boms but beta radiation.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US style='color:#1F497D'>Fly ash has Uranium with the isotopes till lead , low in beta and little in the dangerous ALPHA if ingested or sniffed into the lungs .<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='color:#1F497D'>Radium alpha and gamma and radon gas most alpha and changes to POWDER POLONIUM ALPHA CONTAMINANT into your LUNGS ;<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='color:#1F497D'>2000 bq ALPHAS into your LUNGS gives CANCER after 1 year .!(Tested with 1 microgram Pu-239 +- 5,5 MeV )<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='color:#1F497D'>So wise guy 6bq each day sniffed into your lungs …..can give you a HIT !<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='color:#1F497D'>Not 600 Bq / Kg meat you eat with Cs 137 .gamma .<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='color:#1F497D'>Imagine the size equation: 1 alpha as 1meter=1000mm canon-bullet versus Béta / gamma as a 1 mm bullet .<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='color:#1F497D'>Schoolbooks mention ALPHA is not penetrating paper and only </span><b><span lang=EN-US style='color:red'>30 micron in liquid</span></b><span lang=EN-US style='color:red'> </span><span lang=EN-US style='color:#1F497D'>……</span><b><span lang=EN-US style='color:red'>BUT IT IS THE BIGEST RADIATION DANGER INSITE OUR BODY .</span></b><span lang=EN-US style='color:#1F497D'><o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='color:#1F497D'>The Brit has right ! <o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='color:#1F497D'>The Russion a “DURTY” EUROPE CONTAMINATOR ! On the roof of the Chernobyl broken reactor ,workers were testing if alpha should be dangerous ….!.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='color:#1F497D'>Lapland rendears 40 000 Bq/Kg and 600Bq/Kg meat is MPD maximum permissible Dose… to sell !<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='color:#1F497D'> Our fly ash Uranium/Thorium/Radium/ Potasium from a coal power plant disturbed our beta counter for urine tests at 300 meter distance by wind! A 30mm Geiger with 60mm guard Geiger needed nitrogen gas flow as contra air contamination !!!<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='color:#1F497D'>Your radiation toy DOUS NOT MEASURE ALPHAS ! unless a 30 mm thin mica 525 Philips tube .<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US style='color:#1F497D'>Regards <o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='color:#1F497D'>Frans<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><br><br><o:p></o:p></span></p></div></div></body></html>