Which type of fire extinguisher is used for electrical fires quizlet?
Class C fire extinguishers are used on fires involving energized electrical equipment. Such fires must be extinguished using a non-conductive extinguishing agent such as carbon dioxide or a dry chemical.
What is a Class A fire quizlet?
Class A. fires in ordinary combustibles such as wood, paper, cloth, trash, and plastics. Class B. fires in flammable liquids such as gasoline, petroleum oil and paint. Class B Fires also include flammable gases such as propane and butane.
On which of the following would you use a Class A fire extinguisher?
Fire extinguishers with a Class A rating are effective against fires involving paper, wood, textiles, and plastics. The primary chemical used to fight these fires is monoammonium phosphate, because of its ability to smother fires in these types of materials.
What is the correct pictogram for a Class A fire extinguisher?
green triangle
What is an important step in the fueling process?
Turn off engine(s), electronics, and extinguish all open flames. Keep the nozzle in contact with the edge of the fill to prevent build up of static electricity to prevent sparking. Don’t top off your tank. Know how much fuel your tank holds and fill it to about 90%.
Under which of the following conditions is a Type B 1 fire extinguisher required?
All vessels, including PWC, are required to have a Type B USCG–approved fire extinguisher on board if one or more of the following conditions exist: Closed compartments under seats where portable fuel tanks may be stored. Closed storage compartments in which flammable or combustible materials may be stored.
What does the letter B on a B 1 fire extinguisher indicate?
Answer: The letter “b” indicates it is effective against flammable liquid fires. Step-by-step explanation: The letters on fire extinguishers represents the class of fire for which they can be used.
What is the difference between B1 and B2 fire extinguishers?
CLASS C: Electrical fires You can use water, or a Class A fire extinguisher, to put out this type of fire. Class B fires, on the other hand, have a flammable liquid fuel source, like gasoline. The number after the B, for example a B1 or B2 extinguisher, indicates the capacity of the extinguisher.
What does the letter B on a B 1 fire extinguisher indicate quizlet?
What does the letter “B” on a B-1 fire extinguisher indicate? The type of fire it is designed to extinguish. What should you do before an inboard gasoline engine?
Where should you aim a fire extinguishers stream?
Aim low. Stand at a safe distance from the fire (the water stream will reach at least 30 feet). Point the extinguisher nozzle at the front edge at the base of the fire (the lowest point of the fire nearest you). Remember – extinguishers are designed to be operated in an upright position.
Which safety precaution should be taken first?
Which safety precaution should be taken first by a boat operator when boating in stormy weather? The boat operator should first make sure that all passengers on board the boat are wearing US Coast Guard approved life jackets or PFDs (personal flotation devices) when boating in stormy weather. That’s the short answer.
What does a red and green light indicate when seen together at night?
Sidelights: These red and green lights are called sidelights (also called combination lights) because they are visible to another vessel approaching from the side or head-on. The red light indicates a vessel’s port (left) side; the green indicates a vessel’s starboard (right) side.