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    • Societies and Academies - Nature

      Nature· 12 hours ago

      At a white heat, suiphuretted hydrogen reacts with both the magnetic oxide and peroxide of iron, giving iron sulphide and a mixture of hydrogen and sulphur dioxide. A small quantity of sulphuric ...

    • Video Terms of Use

      ITV.com· 16 hours ago

      If requested by use, you will also provide a link back to our own ITV websites. No commercial purpose: you must not: (i) place advertising or sponsorship in, around or in close proximity to ...