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Firy is the homemade fire extinguisher. It is very cheap to build, efficient and reusable. It is very handy when there is small fire.

Step 1: Things You Need

  • Plywood
  • M-seal/Fevitite

  • Vinegar and water

  • Small plastic box

  • Pipe

  • Paint

  • Baking Soda

  • Glue

Step 2: Making Model and Mechanism

I used plywood to make a triggering part and holding part. The small plastic box is used to fill the baking soda when trigger is move upward the strip with hole moves and banking soda is release into the vinegar and water solution. And reaction create CO2 which is release from the hose.

Step 3: Working

  1. Fill bottle with 1:1 ratio of Vinegar and water.
  2. Fill the small plastic box with baking soda.
  3. Join all parts.
  4. Use the trigger.
  5. Shake the bottle.
  6. Point hose to the fire.
  7. Done..
Do you fill it with sugar and water or vinger and water?
<p>Vinegar and water 1:1 ratio</p>

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