eee and inadequate rf esentation of the possible 1eas sseciated with ithe observed off site contamination, and that the imminent large-scale commer- this situation a preeedential significance ‘cial introduction of plutonium gave much greater than the already considerable significance of the situation In April 1970 a representative of the AEC's Division of Biciogy and Medicine and myself were invited to pr esent our views at the Univers ity of Colorado.. "Plutonium and Public Health" derives from the preceding his~ tory and should be so interpreted. The presentation was to a.lay audience and was made with that expectation. Adequate referencing was added to ine written text prior to its inclusion in Underground Uses of Nuclear Mnergy, Lace Part 2, Hearines hefore the Subcommiltee on Air and Water Pollution of the Coratnittee on Public Works United States Senate, August 5, 1970. As it stands the pan till represents a legitimate critique, and the recent emphasis on plutonium as a major energy source increases the relevance of the discussion. An updating would involve only incremental changes, and would generally supolement raathe r than disturb the substantive argurnents of tne original paper. it Hence while such an updeting is desirable, is also of sufficient marginal value .t}rat it can be proverly deferred at y ° my discretion. Yor those who ere interested in reading the traditional AEC posi- tion on the subject I would suggest "Appendix 24 - Safety Conslderations in y the Operations of tha Nochy Pluis Plutonium Processing Pla: Ww) from Pt) Ariposigiae Tas : "4 ' a . . . . . 2? . Tat ion Mige eb Yore ING] © Weneines before ihe foie . sy . * 7 wee ee eee SE RL wet em ee om ee ..