Search results
Results From The WOW.Com Content Network
Thomas L. Jennings (c. 1791 – February 12, 1859) was an African-American inventor, tradesman, entrepreneur, and abolitionist in New York City, New York.He has the distinction of being the first African-American patent-holder in history; he was granted the patent in 1821 for his novel method of dry cleaning. [1]
Dry cleaning is any cleaning process for clothing and textiles using a solvent other than water. Clothes are instead soaked in a water-free liquid solvent (usually non-polar , as opposed to water which is a polar solvent ).
Pearson v. Chung, also known as the "$54 million pants" case, is a 2007 civil case decided in the Superior Court of the District of Columbia in which Roy Pearson, then an administrative law judge, sued his local dry cleaning establishment for $54 million in damages after the dry cleaners allegedly lost his pants.
For premium support please call: 800-290-4726 more ways to reach us
British textiles had expanded with no change in ginning principles in centuries. For the American planter class, up front costs were higher but productivity improvement among their slaves were clear and Whitney's original 1794 gin design was copied by many and improved upon. [9] [10]
The cost of dry cleaning can add up fast, but there is a way to save on the service. All you need to do is know when you can take care of stains yourself, and when you should call the.
Dry cleaning refers to any process which uses a chemical solvent other than water. [12] The solvent used is typically tetrachloroethylene (perchloroethylene), which the industry calls "perc". [ 13 ] [ 14 ] It is used to clean delicate fabrics that cannot withstand the rough and tumble of a washing machine and clothes dryer ; it can also obviate ...
Specific government programs and policies which gave shape and form to the American School and the American System include the establishment of the Patent Office in 1802; the creation of the Coast and Geodetic Survey in 1807 and other measures to improve river and harbor navigation; the various Army expeditions to the west, beginning with the ...