Ifsta Chapter 24 Test Questions With Correct Answers 2023/2024.

Which class of hazards is characterized by thermal and mechanical hazards in the form of blast pressure waves, shrapnel and fragmentation, and incendiary thermal effects? {Ans: Class 1}What is a descriptive name, identification number, weight, or specification that includes instructions, cautions, or U.N. marks, and is required on outer packaging of hazardous materials? {Ans: Marking}Liquid containers tend to have: {Ans: flat (or less rounded) ends on tanks.}Computer software programs such as CAMEO and ALOHA can be used to: {Ans: model dispersion patterns.}Most diseases are spread via contact with: {Ans: body fluids.}Which type of biological/etiological hazard spreads mostly through the bite of infected arthropods? {Ans: Rickettsias}Acute health effects are: {Ans: short-term effects that appear within hours or days.}What is the first step in the sequence proposed by the General Hazardous Materials Behavior Model (GEBMO) {Ans: Stress}A boiling liquid expanding vapor explosion (BLEVE) is caused by: {Ans: a heated liquid or gas expanding.}Hazardous materials or dangerous goods are: {Ans: substances that possess harmful characteristics.}The concentration (in air) at which the "average person" can smell a particular compound is the: {Ans: odor threshold.}OSHA's Hazard Communication Standard (HCS) requires: {Ans: employers to