5-25% sn sno buluu / utoto wofiirira wa siliva nitrate silction cholembera, cholembera cholembera, cholembera inki popanga zisankho zanyumba yamalamulo / Purezidenti

Kufotokozera kwaifupi:

Inki yodziwikiratu, yomwe imatha kugwiritsidwa ntchito ndi burashi, cholembera, utsi kapena kupaka zala za mavoti mu botolo, zili ndi siliva nitrate. Kutha kwake kutola chala nthawi yayitali - nthawi zambiri kumangopitilira maola 12 - kumadalira kwambiri kuchuluka kwa siliva nitrate, momwe zimagwiritsidwira ntchito pakhungu ndi chala kwatha. Zomwe zili patsamba lasiliva ndi 5%, 7%, 10%, 14%, 15%, 20%, 25%, 25%.
Cholembera chosavomerezeka cholembera chisanachitike (nthawi zambiri) ovota pa zisankho kuti ateteze zachinyengo zokhala ndi kawiri. Ndi njira yabwino kwa mayiko omwe zikalata zodziwika kwa nzika sizikhala zokhazikika nthawi zonse kapena ku bungwe.