The Cotton Gin. Eli Whitney and the Need for an Invention. As Eli Whitney left New England and headed South in 1792, he had no idea that within the next seven months he would invent a machine that would profoundly alter the course of American history.A recent graduate of Yale, Whitney had given some thought to becoming a lawyer.li Whitney and the Need for an Invention. As Eli Whitney left New England and headed South in 1792, he had no idea that within the next seven months he would invent a machine that would profoundly alter the course of American history. A recent graduate of Yale, Whitney had given some thought to becoming a lawyer.
the web color cyan shown at right is a secondary color in the rgb color model which uses combinations of red green and blue light to create all the colors on computer and television displays in x11 colors this color is called both cyan and aqua in the html color list this same color is called aqua
Transparent  yellow and transparent magenta mix into the secondary pigment color  red. The 3rd transparent primary pigment color is cyan, made from  the copper element, PB15. Transparent yellow and transparent cyan  make the secondary color green.ransparent cyan mixed with the the  transparent magenta color make the secondary color ultramarine  blue. Yellow, magenta and cyan are the primary pigment colors, red,  green and blue are the secondary pigment colors. Light uses the  opposite colors, the secondary pigment colors become the primary  light colors.