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What is MnO2?MnO2 is the chemical abbreviation of manganese dioxide. Manganese dioxide is an amphoteric oxide, a very secure black grainy solid at area temperature level and can be utilized as a depolarizer for completely dry batteries. Physical resi…
Russian president demanded that exports of Russian gas to "unfriendly" countries be settled in rubles. The demand has raised concerns in Germany about possible supply disruptions and the impact on industry and households if utilities do not pay in ro…
A recent poll in Britain found that public support for sanctions against Russia is falling as fuel and prices rise. The proportion of people willing to accept higher fuel prices as a result of western sanctions against Russia fell 14 percentage poin…
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