Search results for "Polycyclic aromatic hydrocarbon" - New World Encyclopedia

In chemistry, anthracene is a solid polycyclic aromatic hydrocarbon consisting of three benzene rings derived from coal-tar. Anthracene is used ...

methane, ethane, ethylene, acetylene) and aromatic (benzene and its derivates ... and furfural), ketones, alcohols (often aromatic, eg. phenol, guaiacol, syringol ...

organic liquids composed mainly of aromatic hydrocarbons. It is usually ... Bitumens are composed primarily of highly condensed polycyclic aromatic ...

also be considered an infinitely large aromatic molecule, the limiting case ... (only six-member carbon ring) polycyclic aromatic hydrocarbon (PAH). The largest ...

Incense is a material composed of aromatic organic materials that ... incense is simply a combination of aromatic ingredients that is burned ...

known carcinogens, including nitrosamines and polycyclic aromatic hydrocarbons. Tobacco is responsible for about one in three of all cancer deaths ...