Al-Jawbari
'Abd al-Rahman ibn 'Umar Zain al-Din al-Dimashqi, commonly known as Al-Jawbari was a medieval Syrian :Category:Arab writers|Arab author and scholar known for his denunciation of alchemy. Born in Jawbar, Syria, Al-Jawbari traveled extensively throughout the Islamic Empire, including visits as far as India. Among other locations, the scholar lived in Harrân and Kôniya.
Al-Jawbari wrote the "Book of Selected Disclosure of Secrets", exposing the fraudulence he had seen practiced by alchemists and money changers. He wrote of "the people of al-Kimya who know three hundred ways of making dupes." The book also describes the preparation of rose water.
