Similarly (and unsurprisingly, given that many are made from spices), pigments. I recently read "The Secret Lives of Color" by Kasia St. Clair, and its pretty r

Similarly (and unsurprisingly, given that many are made from spices), pigments. I recently read "The Secret Lives of Color" by Kasia St. Clair, and its pretty remarkable what has been required to produce various pigments throughout history, and the costs associated with doing so.