<p>Mike Freemantle on the iron compound that has been turning oak gall extract into indelible ink for centuries, but is now eating though our ancient manuscripts and musical scores</p>

Mike Freemantle on the iron compound that has been turning oak gall extract into indelible ink for centuries, but is now eating though our ancient manuscripts and musical scores

Ferrous sulfate, or iron(II) sulfate: Chemistry in its element

A weekly tour of the periodic table, from Chemistry World, the magazine of the Royal Society of Chemistry.

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Ferrous sulfate, or iron(II) sulfate: Chemistry in its element

Ferrous sulfate, or iron(II) sulfate: Chemistry in its element