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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 ...
CD-R. CD-R ( Compact disc-recordable) is a digital optical disc storage format. A CD-R disc is a compact disc that can only be written once and read arbitrarily many times. CD-R discs (CD-Rs) are readable by most CD readers manufactured prior to the introduction of CD-R, unlike CD-RW discs.
A CD player is an electronic device that plays audio compact discs, which are a digital optical disc data storage format. CD players were first sold to consumers in 1982. CDs typically contain recordings of audio material such as music or audiobooks. CD players may be part of home stereo systems, car audio systems, personal computers, or ...
It is estimated customers were overcharged by nearly $500 million and up to $5 per album. [1] In August 2000, the Federal Trade Commission opened an investigation into price fixing leading to decreased competition and reduction of discounting among music distributors and retailers. [2] This was followed by Florida and New York under Attorney ...
Language. English. Budget. $25 million [ 1] Box office. $5.8 million [ 2] Cleaner is a 2007 American thriller film directed by Renny Harlin. It stars Samuel L. Jackson as a crime scene cleaner who thinks he has become part of a cover-up; Ed Harris, Keke Palmer, and Eva Mendes also star. The film was released on May 27, 2007.
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Comet is an American brand of scouring powders and other household cleaning products manufactured by KIK Custom Products Inc. The brand was introduced in 1956 by Procter & Gamble (P&G) and sold to Prestige Brands in 2001. [1] In 2018, Prestige Brands sold the Comet brand to KIK Custom Products Inc. [2] [3] P&G retained the rights to market the ...
The first step (called SC-1, where SC stands for Standard Clean) is performed with a solution of (ratios may vary) [2] 5 parts of deionized water; 1 part of ammonia water, (29% by weight of NH 3) 1 part of aqueous H 2 O 2 (hydrogen peroxide, 30%) at 75 or 80 °C [1] typically for 10 minutes. This base-peroxide mixture removes organic residues.