Making straight hair curly is not a new hair style idea. Women in ancient Egypt coated their hair in mud, wound it around wooden rods and then used the heat from the sun to create the curls. Waves that won’t wash out are a more recent innovation. Modern perms were pioneered by A F Willat, who invented the “cold permanent wave” technique in 1934. Since then, improved formulations and ever more sophisticated (more…)
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