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Depends of the type of fire extinguisher.
Common CO2-extinguishers are filled with with compressed CO2. Once released it cooles down the fire below it's burning- or ignition-temperature and replaces the Air. The lack of oxigens will then suffocate the fire.
No matter what type of extinguisher, it's always about cooling of suffocating the flame.
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∙ 14y ago
Wiki User
∙ 10y agoair
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What is the minimum total size of fire extinguishers that must be present for hot work?
20 lbs
Do fire extinguishers really expire?
Yes. This is why it is important to have them serviced regularly.
Does fire extinguisher contain hydrogen?
Not elemental hydrogen, no. That would not work in a fire extinguisher as hydrogen is highly flammable. Some fire extinguishers do use water, however, which is a hydrogen compound.
How do you get vintage fire extinguishers to work?
It depends on the type. If it's not readily apparent, you should probably just get a new one.
What is a class d extinguisher used for?
No, hence them being Class D fire extinguishers they are only used on combustible metal fires. there are different class d extinguishers as well for specific metal fires no one class d extinguisher on all metal fires mostly very specific
What is in fire extinguishers co2 hydrogen nitrogen or oxygen?
Usually CO2. Hydrogen and oxygen are fuels for fire. Nitrogen would work but is not usually used as it is too light.
Two things which work on the principle of biotech and chemtech?
Two things which work on the principle of biotech and chem tech is a galvanometer apparatus and fire extinguisher.
Is the osha fire extinguisher training required to be a firefighter?
You will need to become an expert in how fire extinguishers work. Not only in terms of using them, but you'll need to be able to train others in their use as well.
How would you put out a petrol fire?
They have specially made foaming extinguishers for this sort of thing, perhaps suffocating it (if it is very small) may work as well.
Why do you think its good to be alert to the presence of hazards within the work place?
It is so important to remain alert not only for your own safety but others too. There are some things in life that are unexpected like a fire that might be in your work space that even a small fire and noticing the location of fire extinguishers can be life saving point.
How does a foam fire extinguisher put out a fire?
Water removes heat by converting into steam and may reduce the heat below the ignition temperature of the fuel. It may also INCREASE the ignition temperature of the fuel itself by soaking in. Thus, the fuel cannot continue to burn until all the water has been converted to steam, which requires more heat.
What are the common cause of fire in the work place?
Putting foil or a utensil in the microwave
