Ọrụ nke nzacha, nkwụsi ike nke gas na mmiri mmiri dị oke ike. Mkpuchi ụda: Site na nhazi ndị ọzọ, enwere ike ịnweta nkwụsị ụda dị elu, mmetụta mkpuchi ụda dị mma. A nụchara anụcha n'èzí, nke bara uru n'ime: site n'ọtụtụ dịgasị iche iche, ọ dị mma maka ịchọ mma ime. Ngwa ngwa: ihe ndị na-ebu ihe na-ebu gas na-ekpocha ọkụ, ihe ndị na-emepụta batrị batrị, ndị na-ebu ihe dị iche iche, karịsịa maka ihe nzacha na-achọ ka elu okpomọkụ na-eguzogide na acid-base corrosion, elu oyi akwa ihe maka infrared burners, kpo oku nke dị iche iche ulo oru na obodo ihicha akụrụngwa, wdg ?N'ihe gbasara ike ọkụ kemịkal, a na-etinye ya na electrodes dị mma na nke na-adịghị mma dị ka nickel-hydrogen, nickel, na mmanụ ụgbọala, nke na-eme ka arụ ọrụ nke igwe na-arụ ọrụ okpukpu abụọ. batrị. Ihe electrode mejupụtara nickel-carbon foamed bụ ihe dị mma maka batrị lithium. ?N'ihe gbasara injinia kemịkalụ, enwere ike iji ya mee ihe dị ka ihe na-ebuwanye ibu na onye na-ebu ya, igwe nzacha, ọkara na nkewa, (dị ka onye na-eke mmanụ-mmiri, ihe na-asachapụ mmanụ ụgbọala, ikuku ikuku, wdg). N'ihi nnukwu ebe elu ya, ọ nwere ike ibelata oriri ume ma melite arụmọrụ. Na ngalaba nke electrochemical engineering.

Nnukwu njupụta bụ nanị otu ụzọ n'ụzọ ise nke nickel, kpọmkwem n'elu ebe dị nnọọ ukwuu, na ezi anụ ahụ na kemịkalụ Njirimara nke nickel ka na-edobe. Ya mere, njirimara magburu onwe ya nke ihe owuwu ọhụrụ ahụ na-eme ka ọ bụrụ ihe ọhụrụ na-arụ ọrụ, nke nwere mpaghara ngwa ngwa dị obosara. Dị ka ihe atụ: ogige ike kemịkalụ - eji nickel-metal hydride, nickel *, mmanụ mmanụ, wdg. Ụdị nickel Foamed. Eletrọd dị mma na nke na-adịghị mma na-eme ka batrị ahụ rụọ ọrụ okpukpu abụọ, na ihe electrode mejupụtara nickel-carbon foamed bụ ihe dị mma maka batrị lithium. A na-eji batrị a na-agbanye ọkụ n'ọtụtụ ebe na ekwentị mkpanaaka, kọmputa, skooters eletriki, igwe eletrik, ụgbọ ala ngwakọ, ụgbọ ala egwuregwu ụmụaka, ngwá ọrụ ọkụ na-enweghị eriri, ngwaahịa dijitalụ elektrọn, wdg. ebu, ihe nzacha, ọkara na nkewa, (dị ka mmanụ-mmiri separator, mmanụ-gas separator, ụgbọala iyuzucha gas ọcha, ikuku na-asachapụ, siga eletrọnịkị, nso mkpuchi, wdg), n'ihi na mpaghara elu ya kpọmkwem dị ukwuu, ya mere ọ nwere ike belata oriri ume ma melite arụmọrụ. Na ngalaba nke electrochemical engineering - maka electrolytic hydrogen mmepụta, electrocatalytic usoro, electrochemical metallurgy, wdg.