Today we will make a mini fire extinguisher with the help of three different heights of candles and a plastic jar. We will also practically see that carbon dioxide gas extinguishes fire. Fix a plastic flexible pipe near the base of the cylindrical box. Seal the joint with rubber glue to prevent leakage. Fix three different heights of candles on a piece of wood. Light the candles and place them in the box. Because of the presence of ample oxygen in the air the candles will keep burning. Now hold your breath
آی-ویدئو