Njirimara nke coke mmanụ ala a na-akpọ calcined bụ oke carbon dị elu, obere ihe na-agbanwe agbanwe, oke njupụta na ike. Enwere ike iji coke mmanụ ala a na-akpọ calcined dị ka ihe eji emepụta carbon ojii, na-emetụta arụmọrụ na ịdị mma nke carbon ojii, nke a na-eji na roba, ink, mkpuchi na ụlọ ọrụ ndị ọzọ. N'ọhịa nke ike ọhụrụ dị ka mkpụrụ ndụ mmanụ ala, enwere ike iji ya dị ka ihe eji emepụta ihe maka ihe electrode, mgbe ọgwụgwọ na nhazi pụrụ iche gasịrị, enwere ike iji ya kwadebe electrodes nwere ezigbo ike eletriki na ihe ndị na-akpali akpali iji kwado mmepe nke mkpụrụ ndụ mmanụ.
