Firewater refers to water that has been used in firefighting and requires disposal. In many cases, it is a highly polluting material and requires special care in its disposal.
What is in fire fighter water?
Water has two properties that are an index of its wetness, namely surface tension and interfacial tension. … By simply adding a chemical wetting agent called aerosol to water, we reduce both surface and interfacial tension. In fire fighting, wet water will penetrate into a burning cotton bale and extinguish the fire.
What does fireman do with water?
Using water is one common method to extinguish a fire. Water extinguishes a fire by cooling, which removes heat because of water’s ability to absorb massive amounts of heat as it converts to water vapor. Without heat, the fuel cannot keep the oxidizer from reducing the fuel in order to sustain the fire.
How do firefighters use water to put out fires?
The most common method is to use water to put out the fire. The water takes away heat by cooling the fire. Water also smothers the fire, taking away oxygen. Some firefighters use foam as an alternative to water.
Can firefighters use ocean water?
Fire can be put out with seawater, though it is not usually used to do so. Saltwater can effectively extinguish fire, but it may damage firefighting equipment and hurt plant life if used. Saltwater use creates problems for both the water distributing equipment and the surrounding environment.
Do firemen make water wetter?
Firefighters add a ‘wetting agent’ to make their water even wetter.
What firefighters do all day?
When not fighting fires, firefighters spend all day responding to medical emergencies and other types of calls, checking equipment, vehicle maintenance, housework/cleaning, writing reports, training and education, physical fitness, public safety demos, and station tours.
How long does it take to become a firefighter?
How Long Does it Take to Become a Firefighter?
|EMT School||6 months|
|Paramedic Training||1 – 2 years|
|Fire Science Education||2 – 4 years|
|Application + Hiring Process||2 months – 5+ years|
What skills do firefighters need?
- To maintain top physical condition such as aerobic endurance, muscular strength, muscular endurance and agility.
- Good judgement and quick decision-making based on knowledge and experience.
- Ability to give and take orders and function well in a close team environment.
What are the 3 methods of extinguishing a fire?
All fires can be extinguished by cooling, smothering, starving or by interrupting the combustion process to extinguish the fire. One of the most common methods of extinguishing a fire is by cooling with water.