1. Iya kuba namandla aneleyo, ukuqina, ubunzima obuncinci, kunye nobunzima obulula ukuqinisekisa ubuncinci amandla angenayo.2. Ukuqhuba kakuhle kwe-thermal, ukumelana nobushushu obuphezulu, uxinzelelo oluphezulu, ukuxhathisa kwe-corrosion, ukukwazi ukutshabalalisa ubushushu okwaneleyo, kunye nommandla omncinci wokufudumeza.3. Kufuneka kubekho c...
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