How many fire extinguishers are required in a lab?
It is important to make sure there is enough fire protection to ensure safety in life threatening situations. Flinn Scientific recommends at least one 10- to 20-lb ABC, dry chemical fire extinguisher for all middle and high school science laboratories and store rooms.
What is a fire extinguisher used for in a lab?
Fire extinguishers are identified by their effectiveness in combatting the classes of fire listed above: A, ABC, BC, and D. According to Fire Extinguisher 101, the best extinguisher for a lab is ABC, a dry chemical unit, which is able to manage A, B, and C fires.
Where is the fire extinguisher located in your science classroom?
Fire Extinguishers where installed, must be mounted on the wall where all room occupants can find it in an emergency. It must be visible from across the room, otherwise, a fire extinguisher sign should be placed above it on the wall.
How fire in a lab is extinguished?
Fire extinguishers are classified according to ‘class’ of fires they are made to put out. An ABC extinguisher can be used to put out a Class A, Class B, or Class C fire. An AB extinguisher is used to out a Class A or Class B fire. And a D extinguisher can be used to extinguish a Class D fire only.
What do you do in a lab fire?
- Notify: Other occupants of the immediate space (yell) Other occupants of the facility (use the fire alarm)
- Evacuate. The immediate area of the problem. The space within which the problem has occurred.
- Isolate. Lower hood sash, close lab door(s), close corridor doors.
- IF SAFE TO DO SO, attempt to extinguish.
What fire extinguisher should not be used in a confined space?
CO2 fire extinguisher
Why shouldn’t you use a water extinguisher on an electrical fire?
Never use a water extinguisher on electrical fires or any fire involving a flammable liquid. As any science student will tell you, water conducts the current. If you spray water onto an electrical fire, inadvertently or intentionally, you risk electrocuting yourself.
Which extinguisher is most suitable for oil fires?
Wet Chemical fire extinguishers are the most effective against Class F fires (cooking oils and fats) e.g fats, grease and oil.