IT News<p>That book is poison: Even more Victorian covers found to contain toxic dyes - Enlarge / Composite image showing color variation of emerald green book... - <a href="https://arstechnica.com/?p=2043776" rel="nofollow noopener noreferrer" translate="no" target="_blank"><span class="invisible">https://</span><span class="">arstechnica.com/?p=2043776</span><span class="invisible"></span></a> <a href="https://schleuss.online/tags/poisonbookproject" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>poisonbookproject</span></a> <a href="https://schleuss.online/tags/x" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>x</span></a>-rayfluorescence <a href="https://schleuss.online/tags/x" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>x</span></a>-raydiffraction <a href="https://schleuss.online/tags/toxicpigments" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>toxicpigments</span></a> <a href="https://schleuss.online/tags/spectroscopy" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>spectroscopy</span></a> <a href="https://schleuss.online/tags/chemistry" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>chemistry</span></a> <a href="https://schleuss.online/tags/science" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>science</span></a> <a href="https://schleuss.online/tags/arsenic" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>arsenic</span></a></p>
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#PoisonBookProject
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Jeroen Ruigrok van der Werven<p>TIL about the Poison Book Project</p><p>It doesn't surprise me though. Emerald green, also known as Schweinfurter, Paris, or Vienna green, is highly toxic due to its chemical makeup:</p><p>Cu(C₂H₃O₂)₂·3Cu(AsO₂)₂ - copper (II) acetate triarsenite</p><p>Invented in 1814, they even used this pigment to dye candy wrappers in those days.</p><p><a href="https://sites.udel.edu/poisonbookproject/" rel="nofollow noopener noreferrer" translate="no" target="_blank"><span class="invisible">https://</span><span class="ellipsis">sites.udel.edu/poisonbookproje</span><span class="invisible">ct/</span></a></p><p><a href="https://mastodon.social/tags/PoisonBookProject" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>PoisonBookProject</span></a></p>
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