Kab Ubbelohde capillary viscometer yog qhov tshuab zoo heev rau kev xam qhov viscosity ntawm cov dej. Viscosity yog qhov uas qhia txog yuav tias dej yog ntau npaum li cas lossis tsawg npaum li cas. Piv txwv li, honey yog ntau dua dej vim nws puas tau yeej dua. Qhov no tuaj yeem siv rau hauv txhua qhov chaw ua nyob rau hauv qhov chaw ua noj, qhov chaw ua cov khoom ua kom muaj kev ntseeg, thiab qhov chaw ua cov lus qhia txog kev xwm. ZONWON muab kab Ubbelohde zoo tshaj plaws los rau cov chaw ua kom lawv tuaj yeem xam tau raws li qhov tseeb. Viscometers rau cov chaw ua kom lawv tuaj yeem xam tau raws li qhov tseeb. Koj yuav paub txog qhov ntau ntawm dej tuaj yeem pab cov neeg ua kom tsim cov khoom zoo dua, thiab paub tias cov khoom tau sib thaj tau raws li qhov kev cai ntawm kev nyab xeeb. Paub txog kev siv qhov tshuab no raws li kev tswj hwm yuav pab tau heev rau qhov quality ntawm kev ua.