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In the early 1970s, National Foam, Inc. invented alcohol-resistant AFFF technology. AR-AFFF is a synthetic foam developed for both hydrocarbon and polar-solvent materials. Polar solvents are combustible liquids that destroy conventional fire-fighting foam.
1963 The United States Navy scientists began to work with 3M to develop aqueous film-forming foams (AFFF). The US military began to use AFFF since its development in 1963 and patented AFFF in 1967. [22] [23] 1961 A DuPont in-house toxicologist said C8 was toxic and should be "handled with extreme care." [10]
AFFF may refer to : Film festivals. Asian Festival of First Films, a former film festival held in Singapore; Imagine Film Festival, formerly Amsterdam Fantastic ...
Opioids are among the world's oldest known drugs. [13] [14] Use of the opium poppy for medical, recreational, and religious purposes can be traced to the 4th century BCE, when Hippocrates wrote about it for its analgesic properties, stating, "Divinum opus est sedare dolores." ("Divine work is the easing of pain") [15]
This is a list of inventions followed by name of the inventor (or whomever else it is named after). For other lists of eponyms (names derived from people) see Lists of etymologies . The list
Electric lighting, motion pictures, phonograph [4] 1974 Alexander Graham Bell: 1847 Telephone [5] 1974 Eli Whitney: 1765 Cotton gin [6] 1974 Walter Brattain : 1902 Transistor [7] 1974 William Shockley: 1910 Transistor [8] 1974 John Bardeen * 1908 Transistor [9] 1975 Nikola Tesla: 1856 Induction motor [10] 1975 Orville Wright: 1871 Airplane [11 ...
Claude Shannon (1916–2016), founder of information theory and modern cryptography, invented Minivac 601, and co-invented the first wearable computer (with Edward O. Thorp) Ugo Cerletti (1877–1963), together with Lucio Bini (1908–1964), Italy – Electroconvulsive therapy; Leona Chalmers (c. 1937), U.S. – modern menstrual cup
Charles Francis Jenkins (August 22, 1867 – June 6, 1934) was an American engineer who was a pioneer of early cinema and one of the inventors of television, though he used mechanical rather than electronic technologies.