IFSTA Hazmat: Chapter 26 review questions with correct answers graded A+ 2023/2024

IFSTA Hazmat: Chapter 26 review questionsWhat organization certifies SCBA - correct answer National Institute of Occupational Safety and Health (NIOSH) When using SCBA, where does the air supply come from? - correct answer The user carries it Only _____ open-circuit or closed-circuit SCBA is allowed in incidents where personnel are exposed to hazardous materials - correct answer Positive-pressure Why are supplied-air respirators (SARs) not certified for use in fire fighting operations - correct answer Potential damage to the hose from heat, fire, or debris A supplied-air respirator (SAR) used at a hazmat incident must: - correct answer Provide positive pressure to the facepiece APRs must be used only in atmospheres that are not oxygen deficient or oxygen enriched and are not IDLH because the: - correct answer Ambient air supplies the oxygen Which type of filter is most likely to be used when biological hazards are known to be present - correct answer Particulate removing Particulate-removing filters on APRs are used to protect the user from materials such as: - correct answer Asbestos What is a common feature of respiratory equipment? - correct answer Decreased ability to communicate The U.S. Department of Homeland Security has adopted NIOSH and _____ standards for protective clothing used at hazmat/WMD incidents - correct answer National Fire Protection Association (NFPA) Which statement about structural firefighters' protective clothing is accurate? - correct answer Gases and vapors can penetrate the garments High temperature protective clothing is designed to protect the wearer from: - correct answer Short-term exposures to high temperatures What type of PPE allows a responder to work in total flame for a short period of time - correct answer Fire-entry suit CPC can contribute to heat disorders in hot environments because it: - correct answer Is designed to be impermeable to moisture Which of the following statements about CPC is most accurate? - correct answer No single type of CPC can protect against all hazards Which statement about nonencapsulating liquid splash protective clothing is accurate - correct answer It often exposes part of the head and neck Vapor protective clothing is usually part of level ____ protection - correct answer A All emergency response organizations that routinely use CPC must establish a: - correct answer Written CPC management program When a chemical passes through a fabric on a molecular level, it is called - correct answer Permeation What is it called when characteristics of a material are altered through contact with chemical substances - correct answer Degradation