Uses of static electricity

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Uses of static electricity:

  • Smoke Precipitators

(http://www.bbc.co.uk/schools/gcsebitesize/science/images/ph_elect28.gif)

Inside the chimney there is a metal wired grid. When dust travels past the grid they become charged. These particles are attracted to the oppositley charges plates and get stuck. This reducees the amount of soot released…

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