Also quite tellingly, many of the early medical textbooks had areas devoted to cosmetics, perfume, incense, and scented aromatics. The 10th century Al-Tasrif,

Also quite tellingly, many of the early medical textbooks had areas devoted to cosmetics, perfume, incense, and scented aromatics. The 10th century Al-Tasrif, one of the most important medical textbooks ever written and in use until the 1700s, had an entire chapter devoted to this topic.