Hazwoper 40 lesson 2 - Study guides, Class notes & Summaries

HAZWOPER 40 - Lesson 2

HAZWOPER 40 - Lesson 2 (Answered 100% Correctly) HAZWOPER 40 - Lesson 2 (Answered 100% Correctly) Perimeter reconnaissance of a site should involve which of the following observations? Changes in vegetation around buildings Signs and symptoms workers exhibit on-site Time of day A& D Changes in vegetation around buildings The entry teams responsibilities include which of the following choices? Monitoring air for I DL H conditions Monitoring for ionization radiation Visually checkin...

HAZWOPER 40 - Lesson 2 Exam Questions and Answers

HAZWOPER 40 - Lesson 3 – Toxicology | Latest Update | Graded A+ Chemicals in combination can lead to different biological effects than those caused by a single chemical exposure. - True True - False Which exposure route is most common for causing toxic doses in the workplace? - By injection - By ingestion - Through inhalation Through inhalation - Through skin/eye contact What does an LD 50 of 25 mg/m3 signify? - 50% of exposed individuals suffered fatal doses. - 50 peopl...

HAZWOPER 40: Lesson 11 Quiz | Latest Version | Graded A+ What should serve as the initial reference data for workers at hazardous waste sites? - Pre-employment medical evaluations - Job-specific training records - Occupational health screenings - Safety training certifications Pre-employment medical evaluations What is the minimum requirement for a site officer to perform at least once a year? - Review safety procedures - Conduct equipment inspections - Complete all requir...

HAZWOPER 40: Lesson 9 Quiz | Latest Version | Graded A+ External communication is typically conducted using phones or radios. Its main objective is to facilitate coordination during emergencies and to keep in touch with whom? - On-site managers and external teams - Remote personnel and higher management - Field staff and local authorities - Support teams and external contractors Remote personnel and higher management --- Which types of devices are commonly used for internal...

HAZWOPER 40 -Lesson 13: Confined Spaces Already Graded A Lesson Description This lesson, Confined Spaces, focuses on OSHA Standard 29 CFR 1910.146, which regulates what the employer must do to make confined space entry work safe for workers. This lesson addresses both the employer's and the employee's confined space responsibilities. It reviews the types of hazards (i.e., soil, atmosphere, and gas) that must be identified and controlled. Specific details are provided pertaining to the use of p...

HAZWOPER 40 - LESSON 2|UPDATED&VERIFIED|100% SOLVED|GUARANTEED SUCCESS

HAZWOPER 40: Lesson 5 Quiz | Latest Version | Graded A+ In the case of a significant fire involving water, what is usually the best approach to minimize human exposure? Let the fire burn while minimizing human contact, especially if the fire involves reactive substances If a liquid has a pH of 11, what does that indicate about its hydrogen ion concentration? It has a very low concentration of hydrogen ions Are flammable liquids transported and used more frequently than corros...

HAZWOPER 40: Lesson 7 Quiz Latest Version | 2024/2025 | Graded A+ What are the two primary types of positive-pressure respirators? - Pressure-demand and continuous-flow - Pressure-demand and variable-flow - Constant-flow and adjustable-pressure - Continuous-flow and pressure-demand Pressure-demand and continuous-flow Which specific substance is used for testing equipment approved by MSHA and NIOSH for protection against organic vapors? - Formaldehyde - Ammonia - Stannic...