Color and Chemistry: The Evolution of Hair Dye and Nail Polish

The video explores the history and chemistry of nail polish and hair dye. It begins with the ancient origins of nail polish, highlighting its evolution from natural pigments to modern chemical formulations. The video then delves into the chemistry of contemporary nail polish, focusing on ingredients like nitrocellulose and solvents. It also showcases innovative nail decoration techniques, including a nail printer. The latter part of the video discusses the history of hair dye, from ancient Egyptian methods to modern chemical processes, emphasizing the role of oxidation in color development.

What historical evidence suggests the use of nail polish in ancient cultures?

How did the invention of nitrocellulose change the formulation of nail polish?

What are the main components of modern nail polish as discussed in the text?

How has the process of decorating nails evolved over time?

What was the significance of the year 1907 in the context of hair dye?

Describe the process of how hair dye works according to the biochemist in the text.

What role does hydrogen peroxide play in hair coloring?