How does a blender chop and mix so fast?
Tornado in a Jar
How does a blender chop and mix so fast?

You press a button. The blender roars to life. In seconds, strawberries become smoothie, ice becomes slush, and vegetables surrender completely. What just happened in there?
At the heart of every blender sits a small electric motor — the same kind that spins fans and toy cars. When electricity flows through coiled wires inside, it creates a magnetic field that shoves a spinning shaft around and around, hundreds of times every second.
