1. Oghere dị n'elu ọlaedo, ike eletriki na-achịkwa ya
2. Nguzogide dị nta, mgbochi oxidation.
3. Isi roba ahụ na-eguzogide okpomọkụ dị elu, na-egbochi ire ọkụ, mara mma ma na-adịgide adịgide.
-1. Ngwaahịa ndị a na-eyi nke ọma: elekere smart, mgbaaka smart, iko smart, ekweisi Bluetooth, wdg.
-2.3C Ngwaahịa ndị ahịa: mbadamba, mkpọchi eletrọniki, ụgbọala eletrik. Ekwentị mkpanaaka. Eriri data chaja, wdg.
-3. Ụlọ ọrụ ahụike: akụrụngwa ahụike, ngwa ịma mma, ọrịa AIDS, ihe nyocha ọbara, ihe nlele obi, electrocardiograph aka, wdg.
-4. Ngwaọrụ nwere ọgụgụ isi: rọbọt nwere ọgụgụ isi, ngwaọrụ aka, drone, akụrụngwa ụgbọ ala, wdg.