Kyzen -- derived from the Japanese word "kaisan," which means continuous improvement -- is trying to improve the performance of electronics with its specialty cleaning products. The company offers environmentally safer cleaning chemicals (alternatives to ozone depleting chemicals) for semiconductor, optics, and aerospace components, including aluminum tubes, electronic assemblies, medical implants, optical lenses, silicon wafers, and solid rocket motors for the space shuttle. Its Metalnox products are solvents that are specially formulated to remove tough soils used in metal finishing; Optisolv is a line of chemical cleaners for glass and plastics. Kyzen sells via a direct sales force to customers worldwide.