Catalysis, nanoparticles: hydrogen peroxidePhoto courtesy of Dr. David J. Willock, Cardiff Universityin chemistry, the modification of the rate of a chemical reaction, usually an acceleration, by addition of a substance not consumed during the reaction.
The United Service Organizations Inc. (USO Show) is a nonprofit organization that provides programs, services and live entertainment to United States service members and their families.
Definition of HMO. : an organization that provides comprehensive health care to voluntarily enrolled individuals and families in a particular geographic area by member physicians with limited referral to outside specialists and that is financed by fixed periodic payments determined in advance âcalled also health maintenance organization.