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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]
Modern solvent-based dry cleaning may have originated in 1821 with American entrepreneur Thomas L. Jennings. Jennings referred to his method as "dry scouring". [2] French dye-works operator Jean Baptiste Jolly [3] [a] developed his own method using kerosene and gasoline to clean fabrics. [3] He opened the first dry cleaning service in Paris in ...
NASA TV (originally NASA Select) was the television service of the National Aeronautics and Space Administration (NASA). It was broadcast by satellite with a simulcast over the Internet . Local cable television providers across the United States and amateur television repeaters carried NASA TV at their own discretion, as NASA-created content is ...
Hard to believe TLC was originally founded as an instructional channel by NASA and the Department of Health, Education, and Welfare in 1972. It was — back then — known as the Appalachian ...
NASA wants to change that — if not at the International Space Station, then the moon and Mars — and stop throwing away tons of dirty clothes every year, stuffing them in the trash to burn up ...
In March 2020, as the coronavirus pandemic transformed from a distant, overseas threat to a life-altering reality, people throughout the United States began buying cleaning products with ...
Livestreaming, live-streaming, or live streaming is the streaming of video or audio in real time or near real time. While often referred to simply as streaming , the real-time nature of livestreaming differentiates it from other non- live broadcast forms of streamed media such as video-on-demand , vlogs and video-sharing platforms such as ...
It was attended by 6,000 NASA employees and 4,000 guests, as well as by the families of the crew. During the ceremony, an Air Force band led the singing of "God Bless America" as NASA T-38 Talon supersonic jets flew directly over the scene in the traditional missing-man formation. All activities were broadcast live by the national television ...