Chitoliro chachitsulo & chubu
Mipiringidzo yozungulira imazizira komanso yowoneka bwino, yomwe imapezeka kutalika kapena kudula kukula kwake. Mipiringidzo yozungulira imapereka mphamvu ndi kukana kwa malo osiyanasiyana ndipo imagwiritsidwa ntchito mu chimango, kupanga makina, kupanga makina, ntchito zamankhwala ndi mafakitale azachipatala.
Zipilala zozungulira 625 zimagwiritsidwanso ntchito pazinthu za nyukiliya, zophatikiza, rocket zimagwiritsidwa ntchito machubu ambale, oimira manema, Zisindikizo za Masamba, Turbine Zisindikizo, ndi zina zambiri. Ili ndi vuto labwino kwambiri chifukwa cha kuchuluka kwake kwa Nickel. 625 Yozungulira ya 625 ili ndi kukana kwabwino kwa malo osiyanasiyana monga nitric, sulufuric, hydrochloric ndi phosphororic malo. Kuphatikiza apo, amapereka zoteteza, zozunguliridwa ndi zitsulo za alkali.