Nnukwu conductivity dị elu, klaasị 1 Onye na-eduzi siri ike, Klas 2 nwere ọla kọpa ma ọ bụ ndị na-eduzi aluminom, mkpuchi mkpuchi na agba na XLPE.
Maka ntinye edozi nke usoro nnyefe na nkesa, tunnels na pipeline na oge ndị ọzọ.
N'ihi na ọnọdụ ekwesịghị ibu mpụga n'ibu ike.