Hazwoper 40 lesson 6 - Study guides, Class notes & Summaries

Which of the following are types of ionizing radiation? Alpha,beta, and gamma Examples of transferable contamination include: All of the above Radiation is categorized as either: Ionizing or non-ionizing Workers can protect themselves from ionizing radiation exposure in terms of: Time Radiation must be detected and measured using: Radiation monitoring instruments (blank) particles are the largest of the particles emitted from the nucleus of an atom. Alpha...

HAZWOPER 40 Lesson 7 Quiz Verified Solutions **Respiratory Protection** 1. What are the two main types of positive-pressure respirators? Pressure-demand and continuous flow 2. Which type of assembly is approved by MSHA and NIOSH to protect against organic vapors, and is tested against only a single challenge substance? Assembly tested against stannic chloride 3. What are the two types of fit tests that can be performed? Qualitative fit test (exposing wearer to irritants or substa...

HAZWOPER 40 Lesson 9 Quiz All Answers Correct **External Communication** 1. When communicating externally, such as by phone or radio, what is the primary goal? To maintain contact with off-site personnel and management, ensuring effective coordination of emergency response efforts and keeping them informed of situation updates. 2. What are some common internal communication devices used to convey information to personnel? Internal communication devices include two-way radios, satel...

HAZWOPER 40 - Lesson 2 Already Rated A+ **Perimeter Reconnaissance** 1. What should be observed during perimeter reconnaissance of a site? Changes in vegetation around buildings 2. What should be done during perimeter reconnaissance? Monitoring for signs and symptoms, visually checking for dangerous conditions **Entry Teams** 3. What are the responsibilities of the entry team? Monitoring air for IDLH conditions, monitoring for ionization radiation, visually checking for dangerous...

HAZWOPER 40 - Lesson 3 - Toxicology **Chemical Interactions** 1. What happens when chemicals are combined? They produce different biological responses than exposure to one chemical alone. **Route of Exposure** 2. What is the most common route of exposure leading to a toxic dose in the work environment? Inhalation **Toxicity** 3. What does an LD 50 of 25 mg/m3 mean? A concentration of 25 mg/m3 of a substance is shown to have been fatal to 50% of a test group of animals. **Fa...

HAZWOPER 40: Lesson 8 Quiz All Answers Rated A+ **PPE Program** 1. How can employees verify the functionality of a PPE program at a workplace? By studying work activities to determine the degree of dexterity required, duration, frequency, degree of exposure, and physical stress involved. **Helmets** 2. Which class of helmets is made of aluminum and should not be worn near electrical hazards? Class C helmets 3. Which class of helmets provides impact and penetration as well as elec...