Answer:
An organic compound is any member of a large class of gaseous, liquid, or solid chemical compounds whose molecules contain carbon. Organic molecules are used by human in number of ways; it is used in industries like foods, pharmaceuticals, fuels etc. Alkanes consist of chemicals like propane, octane, and methane. These are used extensively as fuels for things like automobile gasoline and home heating/cooking fuel. Alcohols include chemicals like ethanol and isopropanol. These are used as antiseptics and ethanol is a staple of the beverage industry (beer/wine). Finally, carboxylic acids include a wide variety of chemicals including pharmaceuticals. Aspirin, one of the oldest commercial drugs, contains a carboxylic acid.
