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What is Arsenic Powder

What's Arsenic powder? The 19th century witnessed the use in the form of arsenic powder, which was used to whiten the face. However, it was also being used as a pesticide that killed vermin. A lot of Victorians believed that arsenic consumption woul…

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Performance Comparison of Crucibles for OLED Evaporation: Tantalum, Graphite and Boron nitride

When it comes to display technology, in addition to the traditional LCD and LED liquid crystal display screen, OLED (organic light emitting diode) display technology has become a new mainstream.…

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What is SiO2 nanoparticles used for?

Oil futures tumbled more than $5 a barrel on news that the Biden administration is considering releasing about 1 million barrels a day from the U.S. Strategic Petroleum Reserve (SPR) for several months to cool surging crude prices.Brent crude futures…

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