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HOW DO THEY MAKE IT: Fire extinguisher

Each day we bring you videos from around the Internet to show you how they make stuff.

The first fire extinguisher on record was in Europe in the middle ages. It worked like a giant syringe, used to squirt water at a fire. However, the modern fire extinguisher uses compressed air as a propellant.

The video of the day shows how the modern day fire extinguishers are made. Watch and learn:

Click here for more such videos.

( Source : Deccan Chronicle. )
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