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HAZMAT Final Exam Questions and Answers, Exams of Engineering

Texas A & M University - TexarkanaEngineering

A comprehensive set of questions and answers covering key concepts in hazardous materials management. It covers topics such as hazardous materials identification, response procedures, personal protective equipment, decontamination techniques, and incident management. Suitable for students and professionals seeking to enhance their knowledge and understanding of hazmat principles and practices.

Typology: Exams

2024/2025

Available from 02/13/2025

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HAZMAT FINAL EXAM QUESTIONS WITH 100% ACCURATE
SOLUTIONS.
1) Which consensus-based standard describes the hazardous materials training
competencies for operational level responders? -- Answer ✔✔ NFPA 472
2) What did the superfund amendments and reauthorizations act of 1986 (SARA) do? --
Answer ✔✔ Created a standard practice for a local community to understand and
be aware of chemical hazards within the community.
3) What does CFR stand for? -- Answer ✔✔ Code of Federal Regulations
4) Generally, hazardous materials incidents are handled _____________ than
structural firefighting. -- Answer ✔✔ more deliberate
5) What are the different levels of Hazmat responder accreditation? -- Answer ✔✔
Awareness level - operations level - technician/specialist level - incident commander
6) The initial operational priorities for a hazmat scenario are based on the acronym
SIN. What does that stand for? -- Answer ✔✔ Safety
Isolate
Notify
7) Dewar containers are used to store __________ -- Answer ✔✔ Cryogenic cold
materials
8) What is the volume range of carboys? -- Answer ✔✔ 5-15 gallons
9) What is the rating range for the 704 placards? -- Answer ✔✔ 0-4
pf3
pf4
pf5

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Download HAZMAT Final Exam Questions and Answers and more Exams Engineering in PDF only on Docsity!

HAZMAT FINAL EXAM QUESTIONS WITH 100% ACCURATE

SOLUTIONS.

  1. Which consensus-based standard describes the hazardous materials training competencies for operational level responders? -- Answer ✔✔ NFPA 472
  2. What did the superfund amendments and reauthorizations act of 1986 (SARA) do? -- Answer ✔✔ Created a standard practice for a local community to understand and be aware of chemical hazards within the community.
  3. What does CFR stand for? -- Answer ✔✔ Code of Federal Regulations
  4. Generally, hazardous materials incidents are handled _____________ than structural firefighting. -- Answer ✔✔ more deliberate
  5. What are the different levels of Hazmat responder accreditation? -- Answer ✔✔ Awareness level - operations level - technician/specialist level - incident commander
  6. The initial operational priorities for a hazmat scenario are based on the acronym SIN. What does that stand for? -- Answer ✔✔ Safety Isolate Notify
  7. Dewar containers are used to store __________ -- Answer ✔✔ Cryogenic cold materials
  8. What is the volume range of carboys? -- Answer ✔✔ 5 - 15 gallons
  9. What is the rating range for the 704 placards? -- Answer ✔✔ 0 - 4
  1. How many hazardous material classes are there? -- Answer ✔✔ 9
  2. If vapors are being produced, which definition would you use to find out what percentage of air-to-fuel mixture would be required for the vapors to ignite? -- Answer ✔✔ Flammable Range
  3. What are the 3 physical states of matter? -- Answer ✔✔ solids, liquids, gas
  4. What are the 3 main types of stress caused container failures? -- Answer ✔✔ Thermal, Chemical, Mechanical
  5. What is "an expression of the minimum temperature at which a liquid or solid gives off sufficient vapors for ignition?" -- Answer ✔✔ Flash point
  6. If a liquid has a specific gravity of 3, that substance will ________ -- Answer ✔✔ sink
  7. Large volume containers are defined by their internal capacity based on ___________ (Select all that apply). A) maximum capacity greater than 450 Liters (119 gallons) B) liquid mass capacity of 1000 liters (265 gallons) and 490 kg (1080 pounds) C) water capacity greater than 454 kg (1000 pounds) at a receptacle for a gas D) minimum internal capacity of 1000 gallons and a maximum of 40,000 gallons -- Answer ✔✔ A and C
  8. What is the capacity and the internal working pressure of the IM-101? -- Answer ✔✔ 6300 gallons with a working pressure between 25.4 psi and 100 psi
  9. What are some characteristics of the MC-306/DOT 406 cargo tank (select all that apply)? A) can carry between 6000 and 10,000 gallons B) non-pressurized C) off load through valves at the bottom of the tank

A) temperature of the combustion process B) chemical makeup of the burning material C) influence of ventilation D) presence of possible electrical source -- Answer ✔✔ A, B, and C

  1. What are the 2 "silent killers" in hazmat and structure fires? -- Answer ✔✔ Carbon monoxide - hydrogen cyanide
  2. Cyanide affects (select all that apply) ... A) sodium levels B) phosphagen metabolism C) potassium levels D) aerobic metabolism -- Answer ✔✔ aerobic metabolism
  3. True and False - There is no nationwide standard protocol for treating smoke inhalation. True or False? -- Answer ✔✔ True
  4. What are some examples of PAHs (Select all that apply)? A) anthracene B) benzopyrene C) phenanthrene D) pyrene -- Answer ✔✔ All the above
  5. What is the NFPA standard for hazardous material/weapons of mass destruction incident. -- Answer ✔✔ NFPA 1072
  6. What are factors that affect the chemical resistance of PPE (select all that apply)? A) storage B) temperature C) flexibility D) manufacturer -- Answer ✔✔ A, B, and C
  1. What are some signs of degradation to the PPE (select all that apply)? A) charring B) swelling C) color changes D) dissolving -- Answer ✔✔ all the above
  2. What is the NFPA standard for splash-protective ensembles? -- Answer ✔✔ NFPA 1992
  3. The Chemical-protective equipment performance requirements include (select all that apply)? A) durability B) barrier integrity after and abrasion challenge C) thermal protection D) cold-temperature flex -- Answer ✔✔ A, B, and D
  4. What NFPA standard contamination as "the process of transferring a hazardous material, or the hazardous component of a weapon of mass destruction (WMD), from its source to people, animals, the environment, or equipment, which can act as a carrier?" -- Answer ✔✔ NFPA 1072
  5. What type of decontamination is considered the pre-wash that occurs before technical decontamination? -- Answer ✔✔ Gross decon
  6. What are some of the chemical degradation of technical decon (select all that apply)? A) dilution B) evaporation C) vacuuming D) washing -- Answer ✔✔ A and B
  1. Public safety responders must often collect samples of material for the purpose of... (select all that apply). A) safety B) control zones C) patient care D) hazard risk analysis -- Answer ✔✔ All the above
  2. True of False - Evidence preservation is the process of protecting evidence until it can be documented, sampled, and collected appropriately. -- Answer ✔✔ True
  3. True of False - Investigators and collectors of samples use sterile collection tools to avoid contamination from other products. -- Answer ✔✔ True
  4. True or False - When a suspicious item or object is discovered, the best preservation technique is to leave it in place. -- Answer ✔✔ True
  5. True or False - The definition of Evidence Sampling is, "The process of collection portions of hazardous materials or WMD for the purpose of field screening, laboratory testing, and media news information updates." -- Answer ✔✔ False