What is pyrolysis - Study guides, Class notes & Summaries

IFSTA 7th Edition Chapter Test 14 When firefighters apply water to the hot gas layer in a compartment, it will: (670) [4.3.10] increase the potential for flashover. increase the radiant heat flux from the upper layer. reduce the radiant heat flux from the upper layer. push fire into adjacent rooms. - ANSWER reduce the radiant heat flux from the upper layer. What can happen if excess steam is produced inside the structure as a result of applyi...

CSIA TEST QUESTIONS AND ANSWERS When a round flue is used for the lining of a fireplace chimney the proper fireplace opening to flue size ratio should be -Answer-12:1 When unlined the smoke chamber walls shall be what thickness -Answer-8" When the opening of the firebox is 6 square feet the extension of the hearth should be -Answer- 20 inches T or F the inner surfaces of the smoke chamber shall not be inclined more than 45 degrees from vertical -Answer-True A level 2 inspection inspectio...

When a round flue is used for the lining of a fireplace chimney the proper fireplace opening to flue size ratio should be - Answer-12:1 When unlined the smoke chamber walls shall be what thickness - Answer-8" When the opening of the firebox is 6 square feet the extension of the hearth should be - Answer-20 inches T or F the inner surfaces of the smoke chamber shall not be inclined more than 45 degrees from vertical - Answer-True A level 2 inspection inspection of accessible areas of atti...

NHIE Study Guide 2016 Exam Questions and Answers All Correct (Already Graded A+) The client complains of an occasional foul odor in a seldom used bathroom. Which is the most likely cause of this issue? A. The vent pipe is improperly sloped. B. The cleanout was not installed. C. The bathtub trap water seal has evaporated. D. The sink trap is partially blocked. - Answer- C. The bathtub trap water seal has evaporated. What is the BEST material for a masonry chimney crown? A. concrete...

What are the reasons for investigating fires? To eliminate reoccurrence Upgrade existing fire codes Determine if a criminal act took place What is NFPA 921 Provides procedures, methodologies, and information necessary to meet the job requirements for fire investigators. What is NFPA 1033 Standards for Professional Qualifications for Fire Investigation Is NFPA 1033 a Guide or Standard? It is a Standard How often is NFPA 1033 Revised? It is revised every 5 years...

Arthrex Module Test Questions and answers 100% verified. One major advantage of dual wave pump over traditional inflow only pump: a) Inflow only pumps allow for regulation of fluid pressure automatically by controlling outflow b) DualWave pumps require constant manual adjustment to of outflow to maintain pressure in the joint c) DualWave pumps automatically regulate inflow and outflow to maintain a constant fluid pressure in joint d) DualWave pumps only feature active ou...

What is "pyrolysis"? - The chemical alteration of wood as a result of the application of heat Perfect combustion results in: - Only Co2 and water vapor Creosote formation: - Tar fog or droplets of liquids condense in the venting system Residence time - length of time smoke remains in the chimney Magnetic thermometers only display about __% of actual flue temp - 50% Creosote should be removed because... - Fire risk, corrosive to steel, connectors, and mortar Why should flashing be embedd...

CERTIFIED FIRE INVESTIGATOR EXAM PACK / 200+ QUESTIONS AND CORRECT ANSWERS 2024 GRADED A+ . 2 / 15 1. What are the reasons for investigating fires?: To eliminate reoccurrenceUpgrade existing fire codes Determine if a criminal act took place 2. What is NFPA 921: Guide for Fire and Explosion Investigations 3. What is NFPA 1033: Standards for Professional Qualifications for Fire Investiga-tion 4. What is NIST?: National Institute of Standards and Technology 5. What is CCAI?: California C...

CSIA Certification Questions and Answers 100% Pass Draft is measured by... inches in water column Definition of Draft Difference of pressure INSIDE and OUTSIDE the venting system Easiest solution to "back puffing" stove? Give it more air What has the greatest effect on FLOW? Size of venting system passageway A masonry chimney is required by what to have a cleanout if the flue previously vented a solid or liquid fuel appliance? NFPA 54 (National Fuel Gas Code) High efficie...

CSIA QUESTIONS AND ANSWERS LATEST 2024 | 100%CORRECT ANSWERS. 1. When a round flue is used for the lining of a fireplace chimney the proper fireplace opening to flue size ratio should be: Ans- 12:1 2. When unlined the smoke chamber walls shall be what thickness: 8" 3. When the opening of the firebox is 6 square feet the extension of the hearth should be: Ans- 20 inches 4. T or F the inner surfaces of the smoke chamber shall not be inclined more than 45 degrees from vertical: Ans- True 5...