DU$04($B$2)$ A na$-$eji tank$40$ m$3($olu mmiri na$-$ar$$r$)$ na$-$akpali akpali maka $$d$$bend$$ ogbe nke nje nje na$-$akwado. N'ime oge nke etiti na$-$egosi na ikuku ikuku nke $30$ m$3/$ min, ikuku oxygen gbazere b$15\%$ nke saturation na ikuku ikuku. Ngwak$$ta gas na$-$emep$$ta ihe b$16\%$ O$2,4\mathrm{.}5\%$ CO$2,$ na $5\%$ H$2$O$.$ Gbak$$ ANY$$ na mmole O$2/$L$-$h$.$ At$$mat$$ KLa maka $$nyefe oxygen. $$ nwere ike iche na sistem$$ ah$$ n$$ n$\text{'}$n$$d$$ kw$$t$,$ ikuku d$$ na ntinye mmiri enwegh$$ mmiri.