... Class E (charged equipment fire). It is widely used to prevent and control fire in factory, school, restaurant, ... reel,Plastic rack etc. Manufactory 2 D). How to use-1kg dry chemical powder fire extinguisher Pull the ... seleased, the discharge will stop. Sweep from side to side. Using a sweeping motion, move the fire ... you read the instructions and are familiar with how to use it. 2.They are best placed in ...