Lactobacillus acidoÂ´philus a lactobacillus producing the fermented product, acidophilus milk; preparations are used as digestive aids, for the production of B-complex vitamins, and to help prevent infections after antibiotic treatment.
Styrene, also known as ethenylbenzene, vinylbenzene, and phenylethene, is an organic compound with the chemical formula C6H5CH=CH2. This derivative of benzene is a colorless oily liquid that evaporates easily and has a sweet smell, although high concentrations have a less pleasant odor. Styrene is the precursor to polystyrene and several copolymers. Approximately 25 million tonnes (55 billion pounds) of styrene were produced in 2010.
phenazine in Science. Any of a class of organic compounds containing two benzene rings joined to each other by an inner benzene ring in which two of the carbon atoms have been replaced by nitrogen atoms. Phenazines are a type of pyrazine, and are used especially in making dyes and in pharmaceuticals. The simplest of this class of compounds.