The compressed gas pressure type powder foam viscosity sensor idapangidwa.Mpweya umayenda kuchokera pamwamba mpaka pansi.Sensa imayikidwa pamalo otaya mpweya, koma tinthu tating'onoting'ono kapena fumbi likadutsa mugasi, limapanga kuphatikizika m'malo otsekereza ufa, koma ikasonkhanitsidwa m'dera lomwe limafalikira, limakhudza gwero lowala lomwe limalandilidwa ndi mphamvu yosalekeza. kulandira sensa, ndiyeno zimakhudza linanena bungwe la magetsi chizindikiro.