Castrol, in conjunction with control systems company Tiefenbach, rolled out Castrol SmartControl, a system that allows manufacturers to automatically monitor and control central systems of metalworking fluids. The company claims that its system provides instant data that ensures metalworking processes are more efficient, reliable and can operate continuously without operator intervention. The system also enables measurement of concentration, pH level, conductivity, temperature and volume flow, the company said. Web: www.castrol.com