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  Science Fire Piston

  £28.50

  Fire Pistons demonstrate the rise in temperature when a mass of air is
  rapidly compressed. The tinder provided allows you to create a flash of light
  or an ember of fire by using the hand operated plunger.
  Cotton and charcloth are provided although almost any dry and fibrous
  organic material will combust. To re-ignite a piece of tinder, the plunger
  must be removed to introduce a supply of fresh air.

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