Ka nānā ʻana o ka mākeke tungsten hou loa o Kina

ʻAʻole i hoʻololi ʻia nā kumukūʻai ferro tungsten a me tungsten ammonium paratungstate (APT) ma Kina mai ka lā kālepa ma mua ma muli o ka lako a me ka koi, a me ka haʻahaʻa haʻahaʻa kālepa ma ka mākeke.

I ka mākeke concentrate tungsten, ʻaʻole hiki i nā hopena o ka nānā ʻana i ka mālama ʻana i ke kaiapuni, ka ʻoki ʻana a me ka hoʻemi ʻana i nā kumukūʻai hiki ʻole ke hoʻonui i ka noi. Makemake nā Miners e mālama i nā makana paʻa ma mua o ka hoʻohaʻahaʻa ʻana i nā kumukūʻai no nā kūʻai hou aku. No nā mea hana APT, ke kū nei lākou i nā pilikia o ka hoʻohuli ʻana i ke kumukūʻai, nā koi nāwaliwali, nā waiwai kiʻekiʻe a me ka nele o ke kālā. A me ka hoʻomau ʻana o ka emi ʻana o nā kumukūʻai kālepa a me ka hoʻohana ʻana i nā waihona waiwai o nā ʻoihana, ʻaʻohe manaʻo kiʻekiʻe o nā hale hoʻoheheʻe i kēia manawa e haʻi me ka manaʻo kali-a-ʻike.