Knowledge of the undertow is important to boat handlers and swimmers, for, when caught in an undertow, a swimmer need only swim for 40 ft., at the most, parallel to the shore or obliquely away from the shore to get across the breadth of the undertow danger.
Ulwazi lotsalo oluphantsi lubalulekile kubaphathi besikhephe neendadi ukwenzela xa ubanjwe ukutsalo oluphantsi indadi ifuna udado oluzinyawo ezingashumi mane ikakhulu qha ngokulinganisa naselunxwemeni okanye ethambekeni kude kunonxweme ukuze unqumle ububanzi bengozi yotsalo oluphantsi