Chromium forms many colorful compounds that have industrial uses. Lead chromate (PbCrO4), also known as chrome yellow, has been used as a yellow pigment in paints. Chromic oxide (Cr2O3), also known as chrome green, is the ninth most abundant compound in the earth's crust and is a widely used green pigment. Rubies and emeralds also owe their colors to chromium compounds.
The debates between Stephen Douglas and Abraham Lincoln have been described as the most famous war of words in history.. The two men, the Democratic Little Giant and the Republican Tall Giant, met for a series of debates throughout Illinois.
Interesting Lincoln Memorial Facts: 1  Abraham Lincoln was one of the most cherished of the United States' presidents. 2  Abraham Lincoln was instrumental in leading the U.S. through one of its most troubled periods, and the Civil War. 3  Abraham Lincoln was assassinated by John Wilkes Booth, an actor and Confederate sympathizer, on April 14th, 1865.