Semiconductor WWT, slurry ea konkreite, slurry ea moaho, metsi a litšila a electroplating, khatiso le metsi a litšila a shoang, ho hlatsoa lehlabathe, jj.
Lejoe la mokoetla, quartz, daemane, graphite, lead e ntšo, titanium dioxide, silicon carbide, white white, jj.
Kaolin, bentonite, ceramic, china letsopa, jj.
Oli ea palema, oli ea coconut, oli e jeoang, oli ea meroho, coil ea ho pheha, oli ea kernel, oli ea matlapi, oli ea sesame, jj.
Ho tloha ka 1990, esale re sebelisana le barekisi le baetsi ba likarolo tse fapaneng tsa baesekele ho fa bareki ba rona likarolo tsa boleng bo holimo tsa libaesekele tsa bona ka lilemo tse fetang 25.
Nako e telele le e tsitsitseng e fanang ka likarolo tsohle tse saroang
Re netefatsa ts'ebeletso e ntle ka ho fetisisa ea bareki ka ho khutlisa sehlahisoa habonolo le ho se nkela sebaka hape le ts'ehetso ea lihora tse 24 bakeng sa bareki bohle ba rona. Ntle le moo, moreki e mong le e mong o fumana phetiso ea mahala lefatšeng ka bophara ea karolo efe kapa efe hothathamong ea rona ea libuka.
Ka kopo siea ho rona 'me re tla buisana nakong ea lihora tse 24.