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2. Synthetic diamond - Wikipedia

   en.wikipedia.org/wiki/Synthetic_diamond

   Synthetic diamond. Lab-grown diamonds of various colors grown by the high-pressure-and-temperature technique. Lab-grown diamond ( LGD; [1] also called laboratory-grown, laboratory-created, man-made, artisan-created, artificial, synthetic, or cultured diamond) is diamond that is produced in a controlled technological process (in contrast to ...

3. Sonophoresis - Wikipedia

   en.wikipedia.org/wiki/Sonophoresis

   Sonophoresis. Sonophoresis also known as phonophoresis, is a method that utilizes ultrasound to enhance the delivery of topical medications through the stratum corneum, to the epidermis and dermis. Sonophoresis allows for the enhancement of the permeability of the skin along with other modalities, such as iontophoresis, to deliver drugs with ...

4. Ultrasonic cleaning - Wikipedia

   en.wikipedia.org/wiki/Ultrasonic_cleaning

   Ultrasonic cleaning. Ultrasonic cleaning is a process that uses ultrasound (usually from 20 to 40 kHz) to agitate a fluid, with a cleaning effect. Ultrasonic cleaners come in a variety of sizes, from small desktop units with an internal volume of less than 0.5 litres (0.13 US gal), to large industrial units with volumes approaching 1,000 litres ...

5. Review site - Wikipedia

   en.wikipedia.org/wiki/Review_site

   Review sites are generally supported by advertising. Some business review sites may also allow businesses to pay for enhanced listings, which do not affect the reviews and ratings. Product review sites may be supported by providing affiliate links to the websites that sell the reviewed items, which pay the site on a per-click or per-sale basis.

6. Acoustic levitation - Wikipedia

   en.wikipedia.org/wiki/Acoustic_levitation

   Acoustic levitation is a method for suspending matter in air against gravity using acoustic radiation pressure from high intensity sound waves. [1] [2] It works on the same principles as acoustic tweezers by harnessing acoustic radiation forces. However acoustic tweezers are generally small scale devices which operate in a fluid medium and are ...

7. Wikipedia - Wikipedia

   en.wikipedia.org/wiki/Wikipedia

   Wikipedia began as a complementary project for Nupedia, a free online English-language encyclopedia project whose articles were written by experts and reviewed under a formal process. [20] It was founded on March 9, 2000, under the ownership of Bomis, a web portal company.