The mass market of cosmetics has always continued to grow since the 20th century
and the advent of Hollywood movies and television, this has driven cosmetology to new heights of acceptance and availability for all ages of people. Cosmetology continues to grow as an industry with more and more nations becoming developed. The developments in the 20th century saw the introduction of skin coloring agents like chemical based skin lighteners, nail polish, lipstick, eye shadow and blush.