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2. Condensate polisher - Wikipedia

   en.wikipedia.org/wiki/Condensate_polisher

   Condensate polishers are important in systems using the boiling and condensing of water to transport or transform thermal energy.Using technology similar to a water softener, trace amounts of minerals or other contamination are removed from the system before such contamination becomes concentrated enough to cause problems by depositing minerals inside pipes, or within precision-engineered ...

3. Tooth polishing - Wikipedia

   en.wikipedia.org/wiki/Tooth_polishing

   Air-powder polishing is used with a specially designed handpiece. This device is called Prophy-jet. It delivers an air-powder slurry of warm water and sodium bicarbonate for polishing. It is very effective for the removal of extrinsic stains and soft deposits. There are several contraindications for air polishing.

4. Floor scrubber - Wikipedia

   en.wikipedia.org/wiki/Floor_scrubber

   Floor buffers or rotary floor machines use rotary brushes of a soft material to clean, scrub, and polish linoleum surfaces. For marble and wood floors, floor polishers may be used to apply protective coating to the floor. [1] Floor burnisher is the term for a high speed floor buffer that rotates its pad at over 1000 RPM.

5. Dental drill - Wikipedia

   en.wikipedia.org/wiki/Dental_drill

   Air turbine used in a dental handpiece Correlation between rotational speed and torque Correlation between rotational speed and turbine output power. The turbine is powered by compressed air between 35 and 61 pounds per square inch (~2,4 to 4,2 bar), [1] [2] which passes up the centre of the instrument and rotates a Pelton wheel in the head of the handpiece.

6. Chemical-mechanical polishing - Wikipedia

   en.wikipedia.org/wiki/Chemical-mechanical_polishing

   Chemical mechanical polishing (CMP) (also called chemical mechanical planarization) is a process of smoothing surfaces with the combination of chemical and mechanical forces. It can be thought of as a hybrid of chemical etching and free abrasive polishing. [ 1 ]

7. US homebuilder confidence at 7-month high in November, survey ...

   www.aol.com/news/us-homebuilder-confidence-7...

   (Reuters) - U.S. homebuilder sentiment rose to a seven-month high in November and expectations for sales in the next six months surged to the highest in about two-and-a-half years after a ...