HEALTH PHYSICS AND RADIATION PROTECTION 



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Fig. 3-2. Use of plastic for close shielding of glassware when working with relatively 

 high levels of energetic beta emitters. {Courtesy of Atomic Energy Coinininsion.) 



¥i<j. 3-3. Use of simple plastic barrier for chemical operations with beta emitters. 

 {Courtesy of Atomic Energy Comynission.) 



