Ukufakwa kombhobho kuwuhlobo lwe-siphon, ukungena ketshezi akudingi ukucindezelwa, umbhobho umunca uketshezi olusuka esitsheni ungene kumbhobho ngomphumela we-Venturi, uxubana nomoya ocindezelwe bese uwukhipha. Lolu chungechunge lwemibhobho lusekela ukwenza ngokwezifiso, sicela uxhumane nathi.