Search results
Results from the WOW.Com Content Network
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.
[10] 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 was developed in the 1960s under Project Light Water in a joint venture between 3M and the U.S. Navy. AFFF forms a film that floats out before the foam blanket, sealing the surface and smothering the fire by excluding oxygen. AFFF is widely used for ARFF firefighting at airports, often in conjunction with purple-K dry chemical.
Science & Tech. Shopping
Adolf Fredriks Föräldraförening, the parent-teacher association at Adolf Fredrik's Music School, Stockholm, Sweden; Advanced Fuel Fabrication Facility, BARC, at Tarapur, Maharashtra, India
• Edge - Comes pre-installed with Windows 10. Get the latest update. If you're still having trouble loading web pages using the latest version of your web browser, try our steps to clear your cache. Internet Explorer may still work with some AOL services, but is no longer supported by Microsoft and can't be updated.
November 10 Products Microsoft launches the Xbox Series X and Series S. 2021 May 18 Products Microsoft cancels Windows 10X, which was planned to be released in 2021. The company said that they would be "accelerating the integration of key foundational 10X technology into other parts of Windows and products at the company". [66] 2021 October 5 ...
Timeline representing the history of various web browsers The following is a list of web browsers that are notable. Historical Usage share of web browsers according to StatCounter till 2019-05. See HTML5 beginnings, Presto rendering engine deprecation and Chrome's dominance. See also: Timeline of web browsers This is a table of personal computer web browsers by year of release of major version ...