Litaelo tsa EPA tsa Metsi a Sebetsang
US Environmental Protection Agency (EPA) e ntlafalitse litataiso tsa bona tsa metsi a litšila a meno ka 2017. Li-separators tsa Amalgam joale li hlokoa ke litekanyetso tsa kalafo ea pele ho fokotsa ho ntšoa ha mercury ho tsoa liofising tsa meno ho ea mesebetsing ea kalafo ea sechaba (POTWs). EPA e lebeletse hore ho lumellana le molao ona oa ho qetela ho tla fokotsa selemo le selemo ho tsoa ha mercury ka lithane tsa 5.1 hammoho le 5.3 [...]