⑴ Ịkpụzi ịgba ọgwụ: Onye njikọ na-eji teknụzụ ịkpụzi injection na oke nkenke.
⑵ Nhazi kwụ ọtọ: A haziri njikọ ahụ ka enwere ike itinye ya na kwụ ọtọ ma nwee ike iji ya na oghere nwere oke.
⑶ Nhazi atọ: Njikọ nwere pin pin atọ, nke enwere ike iji bufee ike na akara.
⑷ Ihe gbasara gburugburu ebe obibi: A na-eji ihe eji eme ihe na gburugburu ebe obibi na-ejikọta njikọ ma na-agbaso ụkpụrụ gburugburu ebe obibi dị mkpa.
· Ịhazi ụgbọ ala · Igwe ọkụ eletrik · Twister
· Ụgbọ elu igwe a na-achịkwa · Igwe ụgbọ ala · Ụgbọ mmiri na-achịkwa anya · Otu igwe
· Ụgbọ ala eletrik · UAV · Igwe na-ebugharị · oriọna anyanwụ