ʻO Thorium, kahi lekiō radioactive a me ke kaumaha nui i hoʻohana ʻia i nā ʻōnaehana pūʻali koa i loaʻa i ka meli Sardinia, ka waiū, a me nā wahi ʻē aʻe o ke kaulahao meaʻai. 2.3 Nā hana ʻē aʻe i hōʻike ʻia i nā radionuclides insoluble (e like me nā mea i hana ʻia e ka irradiation o uranium a me nā ar ...
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