Limetale tse boima ke sehlopha sa li-trace elements tse kenyelletsang tšepe le metalloids tse kang arsenic, cadmium, chromium, cobalt, koporo, tšepe, lead, manganese, mercury, nickel, tin le zinki. Li-ion tsa tšepe li tsebahala ka ho silafatsa mobu, sepakapaka le tsamaiso ea metsi 'me li na le chefo ...
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