Water Operator Licensing Overview. To become licensed as a public water system operator, an applicant must: complete the required course training, meet the required education, meet the required experience, complete the TCEQ application and pay the fee ($111), and pass the applicable exam (minimum score of 70 percent).
an apparatus that rotates at high speed and by centrifugal force separates substances of different densities, as milk and cream. verb (used with object), centrifuged, centrifuging. 2. Also, centrifugalize. to subject to the action of a centrifuge. Origin of centrifuge.
A common example is the separation of the lighter plasma from the heavier blood corpuscles in certain blood tests. The ultracentrifuge is a very high-speed centrifuge, used in biochemistry for separating colloids and organic substances; it may operate at several million revolutions per minute.