The Tesla turbine engine is really a bladeless turbine that uses fluid as its source of energy. Find out more about the Tesla turbine engine.
Build Your Own Tesla Turbine As A Water Powered Or Steam Powered Generator
HOW TO - Build a rpm Tesla Turbine using hard drive platters
Tesla Turbine Operation relies on the boundary layer effect to turn the discs and make the turbine work. Find out more about Tesla turbine operation.
Picture of How to Make a Tesla Turbine (Greenest Turbine)
How to make a tesla turbine, via Instructables. Useful for a micro-hydro system. http://www.instructables.com/id/How-To-Make-A-Tesla-Turbine-Greenest-Turbine/