WebCourse 718 - Fire Prevention Plans. Class A Extinguishers are required anywhere ordinary combustibles are present. Fires involve materials such as wood, cloth, rubber, paper, and many plastics. The numerical rating for … WebThere are four (4) basic steps for using modern portable fire extinguishers. The acronym PASS is used to describe these four basic steps. 1. Pull Pull pin at the top of the extinguisher, breaking the seal. When in place, the pin keeps the handle from being pressed and accidentally operating the extinguisher. Immediately test the extinguisher.
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WebPortable Fire Extinguishers The Fire Triangle Types of Fires Types of Extinguishers Rules for Fighting Fires How to Use Fire Extinguisher Inspection and Maintenance Fire Safety Map … WebApr 5, 2024 · Carbon Sulfur (CO2) extinguishers: The quench media is pressurized CO 2. When used for Class B and C fires, the CO 2 top the fuel by blanketing it, and stops the reacting at to surface on displacing oxygen. Be thorough when using a COLD 2 extinguisher. This has a soften spatter range and last only 10 to 30 seconds. newcastle upon tyne bed and breakfast
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WebApr 15, 2024 · Becoming obsolete. Under normal conditions, a dry chemical powder fire extinguisher should last between 12 and 15 years. To ensure long life, and avoid failure when activated, the extinguisher needs to be tested and maintained regularly. This includes being recharged after every use, which many people are unaware of. WebPortable fire extinguisher sales company is authorize to sell PFEs only. ... correct is required in order to pass the multiple-choice test. All questions have four answer options. Only one answer is correct for each question. If you do not answer a question, or if WebMar 19, 2024 · An extinguisher with the 4A rating can possibly extinguish a fire twice as big as a 2A rated extinguisher. A. True B. False 5. The duration of discharge on a typical portable extinguisher is- A. 1 minute B. 2 minutes C. 5 to 30 seconds D. 15 to 45 seconds 6. Common types of fire extinguishers are- A. Water B. Dry chemical C. CO2 D. All of the above internat oberbayern