Creosote that creosote contained a mixture of creosol and guaiacol. Later investigations by Gorup-Besanez, A.E. Hoffmann, and Siegfried Marasse showed that wood-tar creosote also contained phenols, giving it a feature in common with coal-tar creosote. Historically, coal-tar creosote has been distinguished from what was thought of as creosote proper—the original substance of Reichenbach's discovery—and it has been referred to specifically as "creosote oil". But, because creosote from coal-tar and wood-tar are obtained from a similar process and have some common uses, they have also been placed in the same class of substances, with the terms "creosote" or "creosote oil" referring to
Prophetic medicine Prophetic medicine Prophetic medicine (, "") refers to the actions and words ("hadith") specifically of the Islamic prophet Muhammad with regards to sickness, treatment and hygiene, and the genre of writings undertaken primarily by non-physician scholars to collect and explicate these traditions. It is distinct from Islamic medicine, in that the latter is a broader category encompassing a variety of medical practices rooted in Greek natural philosophy. Prophetic medical traditions exhort humans to not simply stop at following Muhammad's teachings, but encourage them to search for cures as well. The literature of prophetic medicine thus occupies a symbolic role in