Izikhuselo ze-lead ezikhusela idlala lengqula zisetyenziswa ikakhulu kuvavanyo lwezonyango olubonelela ngokhuseleko lweXreyi olusebenzayo kwizigulana. Sinokubonelela ngobungakanani obahlukeneyo kwaye sikhokhele izihlangu ezilinganayo ze-thyroid ngokweemfuno zakho. Singakwazi ukubonelela nge-0.25mmPb, 0.5mmPb kunye ne-0.75mmPb ehamba phambili efanayo nezihlangu ze-thyroid ngemibala eyahlukeneyo kunye nobukhulu.
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