1. Ukutya okungafanelekanga kunye nokulawula Ukutya okungafanelekanga kunye nokulawula kubandakanya iindlela zokutyisa ezingafanelekanga kunye nokwabiwa kwesondlo, ezifana nokuxinana okugqithisileyo, ukungena komoya okungahambi kakuhle, ukunqunyulwa kwamanzi, ukutya okungalinganiyo, indlala kunye nokuhlutha, ukusela i-ice ballast kunye ne-sewage, njl., zonke ezi zinto zikhuthaza iigusha...
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