Ajiro o fana ka li-vaels tsa khalase tse 40 tsa khalase tse netefalitsoeng bakeng sa kharebe ea manyolo a manyolo a manyolo a manyolo a manyolo Re fana ka netefatso ea Toc Vials ho ba le likarolo tse ka tlase ho 10 ho bilione (PPB) le likarolo tse 20 tsa ho sebelisoa litlhare tsa meriana le biotechnology. Mohlala oa ho boloka mohlala, hape e le libotlolo tsa likhalase tsa lik'hemik'hale, kapa litokelo tse ka tlase, litlolo tsa mantlha, litlolo tsa tlhaho, li na le ts'ebetso e ntle haholo ea lihlahisoa.