Z-hom thoob elevator Feem ntau yog siv rau cov ntaub ntawv uas muaj fluidity zoo xws li: ntsev, qab zib, nplej, noob, kho vajtse, qoob loo, tshuaj, tshuaj, qos yaj ywm chips, txiv laum huab xeeb, khoom qab zib, txiv hmab txiv ntoo qhuav, khov zaub mov, zaub, thiab lwm yam granular los yog thaiv cov khoom.Cov khoom yog thauj vertically los ntawm qhov chaw qis mus rau txoj haujlwm koj xav tau.