Gadzira shanduro yakaoma kunzwisisa zvikuru yemutsara uyu Mune mamwe ma rebreathers, mavharuvhu ane nzira imwe chete anotungamirira gasi kupfurikidza ne''loop '.
Chokwadika, shanduro yakaoma kunzwisisa zvikuru yemutsara wacho ndeiyi: "Mune mamwe ma rebreathers, mavharuvhu ane nzira imwe chete anotungamirira gasi kupfurikidza ne''loop' ', nepo mune mamwe gasi rinosvitswa nokufemerwa rinodzokera shure uye mberi murutivi rwomutopota mumwe chete: ikoku kunonzi gadziriro yependuru. "