Complex sentence: Actuators are used for the automation of industrial valves and can be found in all kinds of technical process plants: they are used in waste water treatment plants, power plants, refineries, mining and nuclear applications, and pipelines.
Split into simpler sentences: Actuators are used for the automation of industrial valves and can be found in all kinds of technical process plants. They are used in waste water treatment plants, power plants, refineries, mining and nuclear processes, and pipelines.