Creosote mixed with coal-tar creosote, or fortified with pentachlorophenol. Water-gas-tar creosote is also derived from petroleum oil or shale oil, but by a different process; its distilled during the production of water gas. The tar is a by-product resulting from enrichment of water gas with gases produced by thermal decomposition of petroleum. Of the creosotes derived from oil, it is practically the only one used for wood preservation. It has the same degree of solubility as coal-tar creosote and is easy to impregnate into wood. Like standard oil-tar creosote, it has a low amount of tar acids and tar bases, and
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