Ipali yentsimbi eluhlaza ekumgangatho ophezulu isetyenziselwa ukuxhasa ucingo kunye nemihlakulo edityaniswe kwipali inokunika amandla awongezelelekileyo okubamba umhlaba ngokuqinileyo.
Izikhonkwane okanye iinubs ecaleni kwepali ziyilelwe ngokukodwa ukuthintela ucingo lokubiyela ukuba lutyibilike lunyuke luhle. Ngenxa yokuqina kwayo okuphezulu kunye nokuqina, isetyenziswe ngokubanzi e-USA.