Ọmịiko nke Simphon na-eji ike ndọda na mmiri mmiri iji wepụta mmiri mmiri ahụ site na tank site na siphon.
Ọdịda arụmọrụ nwere mmetụta na-emetụta ihe na nsonaazụ nke Siphon usoro nke nchekwa nchekwa CO2.