10 Questions
What is the primary liquid used in water fire extinguishers?
Water
Which type of fire extinguisher is suitable for use on electrical fires?
Dry chemical fire extinguishers
Which type of fire extinguisher is not suitable for use in freezing conditions?
Water fire extinguishers
Which type of fire extinguisher uses carbon dioxide as the extinguishing agent?
Carbon dioxide fire extinguishers
What is the material inside a fire extinguisher that gets applied to the fire called?
Extinguishing agent
Which type of combustion is most commonly exhibited by underground coal-seam fires?
Smouldering combustion
How long can underground coal-seam fires burn for?
Thousands of years
What are some of the possible ignition sources for coal-seam fires?
Lightning
How have coal-seam fires been impacting the environment?
Releasing toxic fumes
What has triggered the increased pace and extent of coal-seam fires in modern times?
Increased mining activities
Study Notes
Fire Extinguishers
- Water is the primary liquid used in water fire extinguishers.
Fire Extinguisher Suitability
- Carbon dioxide fire extinguishers are suitable for use on electrical fires.
Fire Extinguisher Limitations
- Water-based fire extinguishers are not suitable for use in freezing conditions.
Carbon Dioxide Fire Extinguishers
- Carbon dioxide is the extinguishing agent used in carbon dioxide fire extinguishers.
Fire Extinguisher Components
- The material inside a fire extinguisher that gets applied to the fire is called the extinguishing agent.
Combustion Types
- Smoldering is the type of combustion most commonly exhibited by underground coal-seam fires.
Coal-Seam Fires
- Underground coal-seam fires can burn for hundreds of years.
Ignition Sources
- Possible ignition sources for coal-seam fires include lightning, arson, and spontaneous combustion.
Environmental Impact
- Coal-seam fires have been impacting the environment through air and water pollution, and land degradation.
Increased Pace and Extent
- The increased pace and extent of coal-seam fires in modern times have been triggered by human activities such as mining and drilling.
Test your knowledge on fire extinguisher types with this informative quiz. Learn about the different types of portable fire extinguishers and how to select the right one for your needs. Stay prepared and protect yourself and your property from fire hazards.
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