Coal tar can be injurious to health. Coal tar is also used to manufacture paints, synthetic dyes (notably tartrazine/Yellow #5), and photographic materials. In the coal gas era, there were many companies in Britain whose business was to distill coal tar to separate the higher-value fractions, such as naphtha, creosote and pitch. A great many industrial chemicals were first isolated from coal tar during this time. These companies included: Side effects of coal tar products include skin irritation, sun sensitivity, allergic reactions, and skin discoloration. It is unclear if use during pregnancy is safe for the baby and use during breastfeeding is
Medicine in Azerbaijan were used as medicine for treatment of rheumatism, fever and prophylactics of various illnesses, were found out in Garakepektepe village of Mugan plain during archeological excavations. Aromatherapy was also broadly spread. It was believed that smell of a quince strengthens body’s energy. Lemon was used for adjusting of nervous system, and apple for stimulation of brain’s work. In ancient times there was an active cultural interchange between Azerbaijanis and residents of Mesopotamia. Sesame oil and crocus were imported from Sumer. There is information about medicinal drugs and medicine in Avesta, a sacred book of fire worshippers and the ancient monument