“ an ~ 2 ~ - 4 ; oO : > ws . . “ . ye. an . : - c T z _ 4 * a > a - i . cy * ~ .x : ~ Table 2. _ aan z : é “ . . r ~ : tet . . >r D -. * e . ‘ . January to June July to December Total 16 3-2 6-3 1:0 0-7 6-3 95 9-6 1-5 2) 18 0-9 14 6-4 9-6 5-3 34 53 8-1 19 21 10°7 19-1 14:9 Observed (pe.**Sr/g Ca} — 72 9-8 6-4 5-9 117 25-6 28-0 . Te 1 . : “ ~ A “s 5 a . > : hk datas hepa —-- Strontium-90 in milk (moe./lom . + a Z Calculated values aa percentage of observed * + + ae gk an. COMPARISON OF CALCULATED AND OBSERVED LEVELS OF STRONTIUM-90 IN MILK IN THE UNITED KINGDOM Deposition of strontium-90 Year we ‘ ro at % +e Ff . uo . ~ 7v - te + oy ~ ‘ a. ue 2, ar : ~ ' QY . e 1957 1958 1959 1980 1961 1962 1963 1964 rg : > ~ co en” arr ae a rent bo. n: ae -o : ~ y ' + 7. att % ou ~ . 7G 7 1 . ¥ ~ 2 . + ~ re ok ~ s2 ’ “i 4 Percentage of strontium-90 in milk attributable to . cumulative deposit in soll Equation 1 Equation 2 Equation 1 Equation 2 — 91 104 92 107 119 80 82 —_97 107 94 90 108 96 10) —_ 38 49 76 74 42 37 61 — 22 23 44 63 28 21 25