NFPA 10 PORTABLE FIRE EXTINGUISHER EXAM QUESTIONS AND ANSWERS 100% CORRECT!!

2 types of chemical - ANSWER Wet and Dry Wet Chemical - ANSWER Normally an aqueous solution of organic or inorganic salts or a combination thereof that forms an extinguishing agent Dry Chemical - ANSWER A powder composed of very small particles, usually sodium bicarbonate-,potassium bicarbonate-, or ammonium phosphate based with added particulate material supplemented by special treatment to provide resistance to packing, resistance to moisture absorption (caking), and the proper flow capabilities High Pressure Cylinder - ANSWER Cylinders containing nitrogen, compressed air, carbon dioxide, or other gases at a pressure higher than 500 psi at 70 degrees Dry Powder - ANSWER Solid materials in powder or granular form designed to extinguish Class D combustible metal fires by crusting, smothering, or heat-transferring means Extinguisher Inspection - ANSWER A quick check that a fire extinguisher is in its designated place, that it has not be actuated or tampered with, and that there is no obvious physical damage