Totini totini lima ta'ita'i e masani ona fa'aoga ile su'ega fa'afoma'i e maua ai le puipuiga lelei ole X ray mo foma'i ma gasegase. E mafai ona matou tu'uina atu lapopo'a eseese ma totini lima ta'ita'i tutusa e tusa ai ma ou mana'oga. E mafai ona matou tu'uina atu totigilima ta'ita'i 0.25mmPb, 0.5mmPb ma le 0.75mmPb i lanu ma lapopo'a eseese.
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