Khetho ea thepa ea terata e matla le mekhoa ea nts'etsopele esale e le taba e chesang indastering ea boenjiniere le ea tlhahiso. Ha tlhoko ea lithapo tse tšepahalang le tse hanyetsanang le ts'ebetso e phahameng e ntse e hola, khetho ea thepa le nts'etsopele ea mekhoa e mecha e se e le ea bohlokoa ho fihlela litlhoko tse fetohang tsa lits'ebetso tse fapaneng.

E 'ngoe ea thepa ea bohlokoa bakeng sa khetho ea terata ea khanyetso ke motsoako oa nickel-chromium (NiCr), o sebelisoang haholo ka lebaka la ho hanyetsa ha oona hantle ho oxidation le mocheso o phahameng. Motsoako ona e bile khetho e tsebahalang bakeng sa likarolo tsa ho futhumatsa lisebelisoa tsa ntlo, lionto tsa indasteri le litsamaiso tsa ho futhumatsa tsa motlakase. Leha ho le joalo, ka matšoenyeho a ntseng a hola mabapi le ts'ebetso e ntle ea matla le botsitso, ho na le thahasello e ntseng e eketseha linthong tse ling tse kang li-alloy tsa tšepe-chromium-aluminium (FeCrAl), tse fanang ka ts'ebetso e tšoanang empa li na le tšusumetso e tlase tikolohong.

Ntle le kgetho ya thepa, ntshetsopele ya mekgwa e metjha theknolojing ya terata ya kganyetso e kgantsha boiqapelo indastering. Tloaelo e nngwe eo re lokelang ho e ela hloko ke tlhoko e ntseng e hola ya dithapo tse kganyetsang tse tshesane haholo ka lebaka la ho ntshuwa ha disebediswa tsa elektroniki hanyane le tlhoko ya dikarolo tse nyane tsa ho futhumatsa ditshebedisong tse fapaneng. Tlwaelo ena e lebisitse ntshetsopeleng ya mahlale a tswetseng pele a tlhahiso ho hlahisa dithapo tse tshesane haholo tse nang le boholo bo nepahetseng le tshebetso e phahameng.