shawara e sebedisa di litara tse 20 ka motsotso, ha bate e nka dilitara tse pakeng tsa tse 80 ho ya ho tse 150 bakeng sa motho ka mong.

ukuhlamba ngeshawa kunokusebenzisa ukuya kutsho kwiilitha ezingama20 zamanzi ngomzuzu, kanti ukubhafa kunokusebenzisa phakathi kweelitha ezingama80 kunye ne150 zamanzi kwibhafu nganye.
