One common way to extinguish a fire is to spray it with water. The water has two roles: It vaporizes when it comes in contact with fire, and this vapor displaces the oxygen (the volume of water vapor is 1,700 times greater than liquid water, at 1,000 °F (538 °C) it expands over 4,000 times).
How can we put out fire?
The most common method is to use water to put out the fire. The water takes away heat by cooling the fire. Water also smothers the fire, taking away oxygen. Some firefighters use foam as an alternative to water.
Who helps put out fire?
A firefighter is a rescuer extensively trained in firefighting, primarily to extinguish hazardous fires that threaten life, property, and the environment as well as to rescue people and in some cases or jurisdictions also animals from dangerous situations.
What do firefighters do when there is no fire?
When not fighting fires, firefighters spend all day responding to medical emergencies and other types of calls, checking equipment, vehicle maintenance, housework/cleaning, writing reports, training and education, physical fitness, public safety demos, and station tours.
What is the golden rule to tackle a fire?
Only tackle a fire when it is in its very early stages. Give consideration to your own safety and the safety of other people and make sure you can escape from the fire if you need to. Never let a fire block your exit. Think about the position of yourself, the fire and the escape route.
What is putting out a fire called?
extinguish. / (ɪkˈstɪŋɡwɪʃ) / verb (tr) to put out or quench (a light, flames, etc) to remove or destroy entirely; annihilate.
Do we say put out fire?
The correct phrase is “put out the fire,” not “put off the fire.”
How do backdrafts happen?
A backdraft is caused by the sudden introduction of air into a fire that has depleted most of the available oxygen in a room or building. … When a fire has depleted most of its oxygen, the flames will die down, but the fuel will still burn in a smoldering state and still generate heat, like with charcoal.
Why do firefighters respond first?
Firefighters respond to medical calls because they are trained and staffed to do so. Most firefighters are EMT’s or Paramedics. In many areas, there are more fire engines in a given area than ambulances, so firefighters will usually be the first to arrive and give medical care in an emergency.
What do firefighters call each other?
My friend, a former longtime firefighter, was in the hospital some months ago. I went to visit him when I found out he was ill, and we chatted. It was good to see him in good spirits.
How often do firemen get called out?
An on-call firefighter could be called out two or three times a week, for a few hours at a time. The on-call hours are based around people’s availability and other commitments. One minute you could be sitting at home and the next minute you can be sitting on a fire engine.
When should I attempt to put out a fire?
The fire is spreading rapidly beyond the spot where it started. The time to use an extinguisher is in the incipient, or beginning, stages of a fire. If the fire is already spreading quickly, it is best to simple evacuate the building, closing doors and windows behind you as you leave.
When should you not fight fire?
Never fight a fire:
If the fire is spreading beyond the spot where it started. If you can’t fight the fire with your back to an escape exit. If the fire can block your only escape. If you don’t have adequate fire-fighting equipment.