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.
USO stands for United Service Organizations. Find out about the origins of the name. No. The USO is a nonprofit, charitable corporation chartered by Congress that relies on donations from individuals, organizations and corporations to support its programs.