Expandable graphite or exfoliated graphite is made from the naturally occurring mineral graphite. The layered structure of graphite allows molecules to be inserted between the graphite layers. By adding acid, graphite sulfate can usually be converted…
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…
Will BP highest profit in eight years in 2021 have an impact on the market for medium voltage electrical product name ? According to CNBC website reported on February 8, bp chief executive, Bernard clooney said that day, in the energy crisis pushed t…