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Catalytic converter. A catalytic converter is an exhaust emission control device which converts toxic gases and pollutants in exhaust gas from an internal combustion engine into less-toxic pollutants by catalyzing a redox reaction. Catalytic converters are usually used with internal combustion engines fueled by gasoline or diesel, including ...
Rust converter. Rust converters are chemical solutions or primers that can be applied directly to an iron or iron alloy surface to convert iron oxides ( rust) into a protective chemical barrier. These compounds interact with iron oxides, especially iron (III) oxide, converting them into an adherent black layer ( black oxide) that is more ...
Definition. From a physical electronic viewpoint, thermionic energy conversion is the direct production of electric power from heat by thermionic electron emission. From a thermodynamic viewpoint, [1] it is the use of electron vapor as the working fluid in a power-producing cycle. A thermionic converter consists of a hot emitter electrode from ...
June 29, 2024 at 6:32 PM. Shares in UPS(NYSE: UPS), aerospace materials company Hexcel(NYSE: HXL), and security doors and locks company Allegion(NYSE: ALLE) have all experienced a significant dip ...
Walmart announced its annual Walmart+ Week will last a full seven days, running from Monday, June 17 through Sunday, June 23. It will give Walmart+ members deals on name brands, free delivery, and ...
The company also claimed that locations being collected when location services were off, and being stored for more than a year, were both bugs. Apple issued an update for iOS (version 4.3.3 , or 4.2.8 for the CDMA iPhone 4) which reduced the size of the cache, encrypted it, stopped it being backed up to iTunes, and erased it entirely whenever ...
Rivian. Rivian Automotive, Inc., is an American electric vehicle manufacturer and automotive technology and outdoor recreation company founded in 2009. Rivian produces an electric sport utility vehicle (SUV) and pickup truck on a "skateboard" platform that can support future vehicles or be adopted by other companies.
Tuberculosis ( TB ), also known colloquially as the " white death ", or historically as consumption, [7] is an infectious disease usually caused by Mycobacterium tuberculosis (MTB) bacteria. [1] Tuberculosis generally affects the lungs, but it can also affect other parts of the body. [1] Most infections show no symptoms, in which case it is ...