Question 225Safety & Environmental - QMED70% to pass
Mechanical foam used for firefighting is produced by _______________.
AI Explanation
The correct answer is D) mechanically mixing and agitating foam chemical, water, and air.
Mechanical foam is produced by mechanically mixing and agitating the foam concentrate (chemical) with water and air. This process creates a stable foam solution that can effectively smother and extinguish fires. The other answer choices are incorrect because they do not accurately describe the production of mechanical foam, which requires the mechanical mixing of the foam components, not just a chemical reaction or gas liberation.
Related Questions
#223 One of the limitations of foam as a fire extinguishing agent is that foam _______________.#224 The principle personnel hazard unique to Halon fire extinguishers is _______________.#226 Which extinguishing agent is most likely to allow reflash as a result of not cooling the fuel below its ignition temperature? #227 One of the disadvantages of using carbon dioxide to extinguish a fire in an enclosed space is _______________.#228 As a firefighting medium, CO2 can be dangerous under certain conditions as it can cause _______________.