Iimveliso zokugquma ubushushu.
ibonakalisa i-90% -97% yobushushu obukhazimlayo kwaye inciphisa iindleko zamandla ezisetyenziswa kubushushu basebusika kunye nokupholisa ehlotyeni.
Ukwandiswa ngokubanzi njengophahla, udonga kunye nezixhobo zokugquma umgangatho.