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Light weight aluminum boride (AlB2) as well as zirconium boride (ZrB2) are 2 materials that have actually obtained significant attention because of their exceptional residential properties. They are ceramic products with high melting points, hardness…
For billionaires, the new crown epidemic is like a 'gold rush'! The Deutsche Presse-Agentur said on the 17th that in 2022, the wealth held by the world's top ten richest people will jump from $700 billion to $1.5 trillion, an average daily increase o…
Koalas were declared endangered in eastern Australia on Friday, with more and more koalas dying from disease, habitat loss, and other threats. Earlier, the koala was considered a vulnerable species, and the Commonwealth Department of the Environment…
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