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In pyrotechnics, a pyrotechnic initiator (also initiator or igniter) is a device containing a pyrotechnic composition used primarily to ignite other, more difficult-to-ignite materials, such as thermites, gas generators, and solid-fuel rockets. The name is often used also for the compositions themselves.
Ignition system of a flat-twin Citroën 2CV. A wasted spark system is a type of ignition system used in some four-stroke cycle internal combustion engines.In a wasted spark system, the spark plugs fire in pairs, with one plug in a cylinder on its compression stroke and the other plug in a cylinder on its exhaust stroke.
(1) Anode, (2) Cathode, (3) Ignitor, (4) Mercury, (5) Ceramic insulators, (6) Cooling fluid An ignitron is a type of gas-filled tube used as a controlled rectifier and dating from the 1930s. Invented by Joseph Slepian while employed by Westinghouse , Westinghouse was the original manufacturer and owned trademark rights to the name "Ignitron".
That is down considerably from a peak of 7.2% in June 2022 but still above the Fed’s 2% goal. When excluding volatile food and energy costs, the so-called core PCE was down to 2.8% in November ...
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Three heavy-oil stationary engines: (l–r) a Ruston 9XHR, a Robey and a Blackstone SKG-T. A stationary engine is an engine whose framework does not move. They are used to drive immobile equipment, such as pumps, generators, mills or factory machinery, or cable cars.
On a global level, researchers found that 2.2 million new cases of type 2 diabetes and 1.2 million new cases of heart disease in 2020 were attributable to SSBs—representing about 1 in 10 new ...
At least two people have died as severe storms and tornadoes tore through parts of Texas and Mississippi on Saturday, officials said, while a parade of atmospheric river-fueled storms batters the ...