Boron, arsenic, and antimony, among other substances, are used as dopants when added to a pure semiconductor material to alter its electrical characteristics.
Artificially produced gemstones[?] (such as Ruby (gemstone)) usually contain a dopant to identify them as such.
... North, 72°54'31" West (40.956866, -72.908727)1.
According to the United States Census Bureau, the village has a total area of 1.1 km² (0.4 mi²). 1.1 ...