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.
Abraham Lincoln was the 16th and the most beloved of all American presidents, although at the time he engendered intense political controversy, in both the north and south. Lincoln was the first strong president since Polk.