It can however be concluded that only the use of sidewalls that dip into the water enables a significant drop in the amount of energy required to maintain the air cushion to be achieved.
Ngoko ke ingaqukumbeleka ngokhuthi eyona ndlela yokusebenzisa amacala odonga athi nxu emanzini inceda ukubaluleka kwethontsi kubungakanani bamandla afunekayo ukugcina isikhuseli-moya sifunyanwe.