Litheko tsa ferro tungsten le tungsten powder naheng ea China li ntse li le maemong a tlase haholo ka phello ea coronavirus mathoasong a Mmesa. Ammonium paratungstate (APT) barekisi ba kantle ho naha ba bile le 'maraka o liehang, ha tlhahiso e sa fumaneheng, joalo ka indasteri ea likoloi, Chaena le eona e theotse theko ea 'maraka ea tungsten ea lapeng.

Bareki ba bangata ba tsoang kantle ho naha ba chechisitse ho saena likonteraka tsa nako e telele tsa ho reka tsa APT, mohlomong ho fihlela bofelong ba Mmesa, mme ba sebelisa li-stock ho ts'ehetsa mesebetsi ea bona ea hajoale. Tlhokahalo ea botsoa e tsoang ho bareki ba mose ho maoatle e entse hore bahlahisi ba be le pono e hlokolosi mabapi le nts'etsopele ea moruo kamora vaerase le tlhoko ea lihlahisoa tse holimo.

Likhamphani tsa malapeng joale li itšetlehile ka matsete a macha a litšebeletso tsa motheo ao mmuso oa China o phatlalalitseng hore o tla a potlakisa. Ka nako e khuts'oane, barupeluoa ba mebaraka ba tla ela hloko litheko tse ncha tsa tataiso ho tsoa ho litsi tsa tungsten le lik'hamphani tse thathamisitsoeng.