Ngeminyaka yesipiliyoni ekukhiqizeni ukukhiqizwa kwegazi le-tube umenzi , we-mecanmed angahlinzeka ngohlobo oluthile lokuqoqwa kwegazi ishubhu lokufundela ishubhu . lokufundela ishubhu le-tube , uma udinga, sicela uthole insizakalo yethu efika ngesikhathi ngegazi leshubhu leshubhu . Ngaphezu kohlu lomkhiqizo olungezansi, ungaphinde wenze ngokwezifiso umkhiqizi wakho wokuqoqa igazi oyingqayizivele ngokwezidingo zakho ezithile.