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"Smartindia is the best online tool for school students." Ms Deepa Chandran, Principal Anchal
"Smartindia is one of the best supplementary education tool for school students." Ms Pooja, Principal
How do we control fire? |
A fire extinguisher ,flame extinguisher is an active fire protection device used to extinguish or control small fires.There are mainly two types of fire extinguishers .stored pressure and cartridge operated .In stored pressure units ,the expellant is stored in the same chamber as the fire fighting agent itself .Depending on the agent used ,different propellents are used .With dry chemical extinguishers ,nitrogen is typically used . |