First fixed the centrifuge on the table, then put the turbid liquid to the glass test tube. Shake the handle clockwise, increase the speed, for several minutes then out of the handle, let it slow down. At this moment the turbid liquid will be separated. The particles will down and the liquid on the top will be clean and transparent.
Each shaft between and bearing, gear and worm should use applicable amount of lubricating oil, make the engines work flexible and to extend the service life.
Handle-centrifuge can use for chemical, biological laboratories and hospital laboratories to do the centrifuge test