Fire syringe : Différence entre versions

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__NOTOC__
 
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Back to [[4B - Heat and the first law|4B - Heat and the first law]]<br>
 
Back to [[4B - Heat and the first law|4B - Heat and the first law]]<br>
PIRA index:  
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PIRA index: 4B70.10
  
 
==Description==
 
==Description==
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Note: a camera connected to the podium can be provided to allow big class to see the relatively small syringe.
 
Note: a camera connected to the podium can be provided to allow big class to see the relatively small syringe.
  
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==Images & Movies==
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<gallery>
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File:4B70.10 Fire syringe.jpg|Figure1
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</gallery>
  
 
==Keywords==
 
==Keywords==
 
* fire syringe, lint, adiabatic compression
 
* fire syringe, lint, adiabatic compression

Version actuelle datée du 23 février 2018 à 18:12

Back to 4B - Heat and the first law
PIRA index: 4B70.10

Description

The adiabatic compression of gasses produces heat, enough to ignite some materials.

Equipment

  • Fire syringe
  • Small piece of flammable material with a lot of surface (e.g. lint, paper towel, etc)
  • Practice

Instructions

Place flammable material in the barrel of the piston. Push the plunger with force and speed. With practice, the syringe won't break or fly off in a random direction. Observe the material ignite.

Note: a camera connected to the podium can be provided to allow big class to see the relatively small syringe.

Images & Movies

Keywords

  • fire syringe, lint, adiabatic compression