Ittar Abi Ali al Sina, regarded as a noble Doctor who ever lived. He was among the first people to come with the technique of distillation of roses and other plant fragrances. Liquid perfumes used to be a mixture of oil and crushed herbs until his discovery where he first experimented with roses. The traditional Attar-makers also used petals which were ground into a strong blend. His popularity spread over other continents after he created Rosewater which was more delicate than the previous versions. He formulated at least 62 cardiac medicines out of which 40 were made from Attar. They include
Lavandula oil, and its major constituent linalyl acetate, are toxic to human skin cells "in vitro," contact dermatitis to lavender oil appears to occur at only a very low frequency." There are two reports on a total of six cases of gynecomastia in prepubertal boys who were exposed to topical lavender essential oil. A 2007 study examined the relationship between various fragrances and photosensitivity, stating that lavender is known "to elicit cutaneous photo-toxic reactions", but does not induce photohaemolysis. Flower spikes are used for dried flower arrangements. The fragrant, pale purple flowers and flower buds are used in potpourris. Lavender is