24 June 2020. AUTHOR. SHARE. When a CO2 extinguisher is used in a confined space there is danger that the user may become overwhelmed by the sudden increase in carbon dioxide emissions. This occurs as CO2 is an asphyxiant, and the confined space means oxygen will be replaced by the CO2 much faster. Similarly, care must also be taken when using powder …
Mitigate the use of extinguishers in enclosed spaces with a health and safety risk assessment as per BS 5306-8. A fire extinguisher is only suitable for the risk it is approved for. So when it comes to confined spaces, you should only be using an extinguisher type approved for the specific fire risk you’re faced with.
What fire extinguisher should not be used in confined …
ANS) Confined spaces are risky because as such there is deficiency in oxygen and any fire in the confined space will further use all the oxygen, Halon type fire extinguishers work on breaking the chain reaction, and volume required to extinguish fires is very less, and also this leaves no residue, only problem is that it is a CFC
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What fire extinguisher should not be used in confined spaces?
For this reason, powder extinguishers should generally not be specified for use indoors, unless mitigated by a health and safety risk assessment. We hope this guide to what fire extinguisher should not be used in confined spaces has been helpful.
What type of fire extinguisher should you use in a fire?
When a fire breaks out in a confined space, it’s likely that you will use a water extinguisher (red label) or a foam extinguisher (cream label) to combat the flames. Foam extinguishers are particularly suited to fires caused by solids and liquids.
Is it possible to extinguish all types of fire at once?
No. There are many types of fire, some cannot be extinguished at all. If the fire does not need oxygen, and continues burning even if the materials are cooled to or below room temperature, there is not much that could be done other than waiting till the fire burns itself out. Metals are particularly nasty when burning.
Are carbon dioxide fire extinguishers safe?
Furthermore, carbon dioxide fire extinguishers may cause visibility issues as the CO2 replaces oxygen in the air and combats the flames, which is another cause for concern.
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Reference:
https://www.usfa.fema.gov/
https://en.wikipedia.org/wiki/Fire_extinguisher