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A combo washer dryer (also known more simply as a washer-dryer in the UK) is a combination in a single cabinet of a washing machine and a clothes dryer. It should not be confused with a "stackable" combination of a separate washing machine and a separate clothes dryer. The main advantage of washer dryer combination units is their compactness.
Recrystallization: In analytical and synthetic chemistry work, purchased reagents of doubtful purity may be recrystallised, e.g. dissolved in a very pure solvent, and then crystallized, and the crystals recovered, in order to improve and/or verify their purity.
A Craig tube is an item of apparatus used in small-scale (up to about 100 mg) preparative and analytical chemistry, particularly for recrystallisation.It was invented by Lyman C. Craig and Otto W. Post. [1]
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Recrystallization is a method used to purify chemicals by dissolving a mixture of a compound and its impurities, in an appropriate solvent, prior to heating the solution. [1] Following the dissolution of crude product, the mixture will passively cool, yielding a crystallized compound and its impurities as separate entities.
Laundry detergent sheets have gained popularity in recent years. You’ve probably seen ads for brands like Earth Breeze or Sheets Laundry Club, promising eco-friendly products, no mess usage, and ...
The Speed Queen brand was created in 1928 with the introduction of stainless steel wash tubs in 1939 [10] and automatic washers and dryers in 1952. [11] Eventually Barlow & Seelig was renamed Speed Queen Company, and was later purchased by McGraw-Edison. In 1979, McGraw-Edison sold its appliance division to Raytheon Company.
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