What is combustion air - Study guides, Class notes & Summaries

3 basic components of a fire (Ans- Fuel, Heat, Oxygen Toxic materials are released into the air during what processes? (Ans- Demolition and reconstruction When working in areas with loose soot residue, (Ans- Utilize appropriate engineering tools, PPE, AFDs The average size of a smoke particulate is (Ans- .1 - 4 microns Smoke residue is commonly comprised of (Ans- Carbon, Oxides of nitrogen When soot reside combines with moisture or humidity it forms (Ans- Acid residue ...

Fdny A35 Exam Questions and Answers 100% Pass What are air compressors used to power? -Answer-Industrial equipment and construction tools What pressure compressor require a certificate holder to operate? -Answer-100+ psi What are two examples of tools air compressors power? -Answer-Pneumatic wrenches and air lifts in automobile repair shops What are the 4 types of air compressors? -Answer-Reciprocating, centrifugal, rotary, and solar How can air compressors be powered? -Answer-Electric m...

P-99 / Low PSI Oil Burner Operator Questions and Answers 100% Solved All heating, combustion, and cooking equipment shall be provided with insulation or the building construction shall be fire protected, so that during operation the surface of combustible construction materials will not be raised to a temperature higher than ____. 170 ̊F Acceptance tests: Boilers shall not be placed in operation upon completion of construction until they have been ____ and an equipment use permit has ...

S-290 Final Exam Questions and Answers Already Passed T/F Topography can directly and indirectly affect fuels and their availability for combustion. True Of the three primary environmental factors that influence fire behavior, which is the least variable? Topography The least critical form of heat transfer that influences rate of spread in a running wild land fire is: Conduction The point to which a combustible material must be heated to produce self-sustaining combustion is known as the: Ig...

ENL1501 Assignment 1 Semester 1 2024 (Solutions) Question 1 Answer saved Marked out of 1.00 Flag question Question text How can packaging support the environment? a. By providing clear environmental information b. By using excessive materials c. By making products more expensive d. By being visually unappealing Clear my choice Question 2 Answer saved Marked out of 1.00 Flag question Question text What is the primary role of air for bioresources? a. Providing structural s...

F80 Exam Questions and Answers Graded A After what date was the F-24 certificate of Fitness not recognized. July 31, 2014 How often must this certificate be renewed? Every 3 years In what types of buildings and occupancies are coordinators of fire safety and alarm systems in homeless shelter required? Homeless shelters, one-way voice communication systems, or occupied for more tha n fifteen persons for a period of more than 30 days. What is the certificate of occupancy? Determines the number ...

The following are types of what? LPG, CNG, piped natural gas or solid fuel (coke). - Answer- Portable fueled salamanders/space heaters National Institute for Occupational Safety and Health (NIOSH) Recommended Exposure Limit (REL) for carbon monoxide - Answer- 35 parts per million (ppm) over an 8 hour period What is the third leading cause of fires in buildings under construction ? - Answer- temporary heating What is direct heat flow through matter? - Answer- CONDUCTION What is the ...

1 - Absolute pressure is equal to standard sea-level plus: - Gauge pressure 1 - All of the following are types of scale except: - Silicone Types of scale include: - Silicate - magnesium carbonate - Calcium Carbonate 1 - Complaints in the winter that it is too cold in a building can be offset by: - Raising the humidity and the temperature 1 - Copper tubing is standardized on the basis of use into standard - Wall thickness schedules 1 - Define absolute pressure - The total pressure that i...

IFSTA Chapter 16 & 17 Exam | Questions and Verified Answers| 100% Correct Q: How can HVAC systems affect tactical ventilation? Select one: a. Cool the air in the fire room to weaken the fire's intensity b. Help extinguish the fire by changing the pressure in the structure c. Provide fresh air to ventilation crews d. Move products of combustion to unaffected areas Answer: Move products of combustion to unaffected areas Q: Why are buildings under construction more susceptible...

PAX Science NLN Exam 2023/2024 ACTUAL EXAM REVISION 400 QUESTIONS WITH ANSWERS A person blows his breath into a straw that is placed in limewater. The limewater becomes cloudy because the person's breath contains A.) carbon dioxide. B.) hydrogen. C.) oxygen. D.) nitrogen. ANSWER ~: carbon dioxide. A physician measures the pulse and blood pressure (BP) of all patients on a routine basis. Which of these measurements show the normal BP values for a resting adult patient? A.) 125/95 ...