The Rotted Color Wheel
“Supposedly made from the urine of cows only fed mango leaves, this color would have become rare due to its poor effects on cattle.”
— Indian Yellow (seven o’clock) is just one of the 10 Colors That Have Faded Away in history (here’s a larger version), which is also just one of the handful of pretty infographics that BoingBoing’s sampling from the new book Listomania, which costs $16.80 and came out this month. Learn fun facts to tell people this weekend. Maybe go as smalt for Halloween.