Old masters never used the green pigment copper resinate supposed to be present in their paintings. Dutch art historian Margriet van Eikema Hommes reached this conclusion on the basis of old paint ...

Green pigment spins chip promise Spintronics promises smaller, more powerful microchips . An unpopular pigment used by artists in the 18th Century could lead to more energy efficient, faster ... The ...

It’s a bright yellow that many impressionists used. Cadmium is a heavy metal, very toxic. In the early 20th century, cadmium red was introduced. You find these pigments used in industrial processes.

The Poison Book Project examines antique books for heavy metal pigments — including mercury, lead and arsenic — commonly used in Victorian bookbinding.