1.   An electric motor attached to the pump spins impeller blades that capture the water and use centrifugal force to push it through the system.

2.   And the music they furnished at night as the wind spun their blades was wonderful.

3.   It is a series of staged battles between remote-controlled machines equipped with spinning blades, ramming spears and swinging maces.

4.   It is, after all, a series of staged battles between remote-controlled machines equipped with spinning blades, ramming spears and swinging maces.

5.   The cracks are in the steel ring hidden deep in the engine between spinning turbine blades, and they can lead to total engine failure.