Mapulagi a 1.PC, ma sockets ndi ma couplings amapangidwa kuti azigwira ntchito kwambiri. Iwo ndi osavuta kukhazikitsa, moyo wautali komanso kudalirika kwakukulu. Amagwiritsidwa ntchito kwambiri pamakina, Petroleum Chemical Viwanda, Magetsi, Zamagetsi, njanji, Malo Omanga, Mabwalo A ndege, mgodi, malo amigodi, malo opangira madzi ndi doko, Pier, msika, hotelo.
2.Miyendo ndi zolowera zimapangidwa ndi nayiloni yapulasitiki yapamwamba kwambiri 66. Zidazi zimakhala ndi mphamvu zabwino kwambiri zotetezera ndipo zimakhala zosasweka, zimatha kuvala kwa nthawi yaitali mpaka +120 ° C, zosagonjetsedwa ndi mafuta, mafuta a petulo ndi madzi amchere, pafupifupi osakalamba, osazizira kwambiri komanso osasokoneza.