It is important to stress at the beginning that when the blade of an oar is placed vertically in the water and the loom is pulled, the blade is gripped by the water and the boat is levered forward by the rowlock or crutch.
Kubalulekile ukugxininisa ekuqaleni ukuba xa incuma eyenziwe ngomthi iyahlala inqumle emanzini nomqheba uyatsalwa, incuma ixhathisa ngamanzi nesikhitshane sixhaswa ngaphambili ngexhadi okanye ngentsika.