1.   Also, it is best to chop all ingredients in a manual chopper, such as a plastic or glass cup with rotating blades and a spring-loaded handle.

2.   A gust of wind caused the slowly rotating blade to drop lower than expected.

3.   A water jet directed at rotating blade cools it and washes away tile debris.

4.   He plans to use the centrifugal force generated by the rotating blades to pump water droplets into the atmosphere.

5.   In a conventional helicopter, the rotating blades provide enough lift to give the crew a chance to land, even after engine failure.

6.   The air is pushed back to the turbine, where rotating blades compress and accelerate it even more.

7.   The rotating blades get stuck in the tall stuff, and you have to pull the mower back to get the thing unjammed.

8.   In normal jet engines, rotating blades do the compression work.

9.   One woman was killed and two men were injured when they were hit by its rotating blades, police said.

10.   Soldiers grabbed children in each arm and carried them into the helicopter through the fierce wind kicked up by rotating blades.