how did the cold war affect the civil rights movement, the great society, and counter culture in the U.S. As I recall that era (I was a young adult then) the cold war did not really affect the Civil Rights movement, the Great Society or the counter culture.
Â© iStockphoto.com/pederk. Nail polish, also called nail enamel or nail lacquer, has evolved throughout the centuries thanks to scientific research. Most nail polishes on the market today are non-toxic, yet contain chemicals to help with application, drying, glossiness and long-lasting adhesion to the nail.
Enamel is the thin outer covering of the tooth. This tough shell is the hardest tissue in the human body. Enamel covers the crown which is the part of the tooth that's visible outside of the gums. Because enamel is translucent, you can see light through it. But the main portion of the tooth, the dentin, is the part that's responsible for your tooth color -- whether white, off white, grey, or yellowish.