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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.
1960s DuPont "buried about 200 drums of C8 on the banks of the Ohio River near the plant." [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]
Aqueous film forming foam (AFFF), specially designed for fighting jet fuel explosions and suppressing explosions, was given its first public demonstration, after having been kept secret for several years. The exhibition and use of the orange-colored polyurethane foam took place at the Wright-Patterson Air Force Base near Dayton, Ohio. [71]
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.
In October 2018, a class action suit was filed by an Ohio firefighter against several producers of fluorosurfactants, including 3M and DuPont, on behalf of all U.S. residents who may have adverse health effects from exposure to PFASs. [159] The story is told in the film Dark Waters. [160]
The new law took effect at midnight, making Ohio the 24th state to legalize adult-use marijuana. Recreational marijuana is now legal in Ohio. Here's what you need to know
This year marks the 80th anniversary of D-Day on June 6, 1944, in Normandy, France. There were more than 20,000 casualties that day from both sides.
The only official publication of the enactments of the General Assembly is the Laws of Ohio; the Ohio Revised Code is only a reference. [4] A maximum 900 copies of the Laws of Ohio are published and distributed by the Ohio Secretary of State; there are no commercial publications other than a microfiche republication of the printed volumes. [5]