NFPA 10 Questions and Answers | Latest Version | 2025/2026 | Correct & Verified

NFPA 10 Questions and Answers | Latest Version | 2025/2026 | Correct & Verified What is the primary purpose of a portable fire extinguisher? To control or extinguish small fires before they spread. How often must a portable fire extinguisher be visually inspected according to NFPA 10? Monthly. What is the first step when using a fire extinguisher? Pull the pin to unlock the operating lever. Where should you aim the extinguisher when putting out a fire? At the base of the fire. Why is it important to maintain a safe exit path when using an extinguisher? To ensure you can escape if the fire grows out of control. 2 What is the recommended sweep motion when using a fire extinguisher? Side-to-side at the base of the fire. Which class of fire involves ordinary combustibles like wood, paper, and cloth? Class A. Which class of fire involves flammable liquids such as gasoline or oil? Class B. Which class of fire involves energized electrical equipment? Class C. Which class of fire involves combustible metals like magnesium or lithium? Class D. Which class of fire involves cooking oils and fats? Class K. 3 How often must a fire extinguisher receive maintenance by a certified technician? Annually. What is the minimum rating for a portable extinguisher in a standard office area? 2A. What is the maximum travel distance to a Class A fire extinguisher? 75 feet. What is the maximum travel distance to a Class B fire extinguisher? 50 feet. What type of extinguisher is suitable for electrical fires? CO2 or dry chemical rated for Class C. Why should water extinguishers not be used on electrical fires? Because water conducts electricity and can cause electrocution. 4 What is the purpose of a tamper seal on a fire extinguisher? To indicate that the extinguisher has not been used or tampered with. What is the main danger of using a fire extinguisher in a confined