Foam fire extinguishers work in 2 ways. AFFF works by smothering the fire and sealing in the flammable vapours. This prevents the fire re-igniting. It also allows foam fire extinguishers to put out flammable liquid fires, by creating a barrier between the liquid’s surface and the flames.
People also ask, how does an AFFF fire extinguisher work? Foam fire extinguishers work in 2 ways. AFFF works by smothering the fire and sealing in the flammable vapours. This prevents the fire re-igniting. It also allows foam fire extinguishers to put out flammable liquid fires, by creating a barrier between the liquid’s surface and the flames.
How do AFFF extinguishers work?
Furthermore, how does an AFFF fire extinguisher work? Foam fire extinguishers work in 2 ways. AFFF works by smothering the fire and sealing in the flammable vapours. This prevents the fire re-igniting. It also allows foam fire extinguishers to put out flammable liquid fires, by creating a barrier between the liquid’s surface and the flames.
People Also Ask how does an afff fire extinguisher work
How does AFFF foam fire extinguisher work?
Foam fire extinguishers work in 2 ways. AFFF works by smothering the fire and sealing in the flammable vapours. This prevents the fire re-igniting. It also allows foam fire extinguishers to put out flammable liquid fires, by creating a barrier between the liquid’s surface and the flames. Subsequently, question is, what chemicals are in AFFF foam?
Is AFFF an effective fire fighting solution?
Though AFFF is an exceptionally effective fire fighting solution, the human health risks and environmental concerns it has been shown to present have rendered it a poor option, especially given new EPA requirements and regulatory actions.
What is AFFF made of?
AFFF contains fluorine chemicals called per- and polyfluoroalkyl substances, or PFAS. Unfortunately, the EPA has stated that PFAS are dangerous. They do not dilute, degrade, or disappear, and they pose significant human health risks as they travel through our groundwater and soil.
What can I use instead of AFFF?
Alternatives to AFFF 1 C6 Foam Concentrates. C6 foam concentrates work similarly to AFFF, but use a more advanced formulation of concentrates that are less contaminating to the environment. 2 Fluorine-Free Fire Fighting Foams. … 3 Dry Chemical Alternatives. …
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Fire Safety Training – How to Use a FOAM Fire Extinguisher Video Answer
Reference:
https://www.usfa.fema.gov/
https://en.wikipedia.org/wiki/Fire_extinguisher