44, todd,batty Waele 7 beddr d+ ss x x Dectasstiied 1s oar ale! by the authority if Venfied unclassifie. x , * _ 7R = WY) hha BF186 73 L Wake ™ 3 Soe Meee ane: og vee Bligh tS ft "ef « werface fur evliecting and holding the fallow esherial is important. Tt is set curprising thatthe highest doce rate peadings as wall as WMolegisal effects ware asted on the hair ef the nabives ond alse ou parts of the exposed body where perspiretion was present. Perther, 1% was eteerved that even ame layer ef light extten material was oufficient te protest against dete ckin demage in anct cases®. This ws @ue probably ast te the relatively mal) attemection of the betas by the Glothing but rather te the physica) situation of belding the radloastive material ot some distance from the aria, which effect would be relatively large. an added eeneiderution is the pecaibility of high beta doses delivered te perssme. fren the falbut neterial lying om the ground and other eurfaces. this If the highest degree ef contamination considered ender peliey is safe when in direct somtect with the skin, then the beta dose fres am equally contaminated ground vill not be hasardeus. Peliey Ill fer diseussion en mequal sontenination en pervemmel.) (See Sevever, 1% is trae that the esntenination nay eresed the anrurt te deliver dese rates given in table TI and yet not be great encugh te consider evacuction. dem personas! nay netge indoors and tance vhe dtd vill ovectually be released from this restristive estion and then aay walk around ia a relatively highly contaminsted area. Booanse of the mere lintted range ef the beta, the leeation of greatest consera is the lower lags. Que repert estimates « beta te gumns doce rate ratio ef about 75 to 1 at 10 cemtineters above the ground.® Jade: Policy I it was reese