NFPA 472 HAZMAT AWARENESS EXAM 2024 WITH 100% CORRECT ANSWERS

When dealing with a radiological incident involving a leak or spill, what exposure guidelines should the hazmat first responder use to minimize radioactive contamination? - Time, distance, half-life - Ionizing radiation, non-iodizing radiation, half-life - Time, distance, shielding - Alpha particles, beta particles, gamma rays - correct answer Time, distance, shielding The steps that are taken to preserve the health and safety of emergency responders and the public during an incident involving releases of hazardous materials are called: - protective actions - isolating the hazard area and denying entry - evacuation procedures - protect in place procedures - correct answer protective actions The most important part of assessment is: - calling for the appropriate help to mitigate the incident - recognizing the presence of hazardous materials - determining the appropriate actions to be taken recommended by the Emergency Response Guidebook (ERG) - securing the area of the emergency - correct answer recognizing the presence of hazardous materials A major difference between a hazardous materials incident and other types of emergencies is the fact that hazmat incidents: - can be more complex - occur less frequently - occur more frequently - occur in specific locations - correct answer can be more complex The four-digit number appearing on a placard or an orange panel of a tank care is the: - United Nations (UN) product identification number - capacity of the tank car - last date the tank car was pressure tested - tank car registration number - correct answer United Nations (UN) product identification number A white quadrant in the 6 o'clock position of the National Fire Protection Association 704 System is used to indicate: - health hazards - flammability - special hazards - Reactivity - correct answer special hazards United Nations/Department of Transportation (UN/DOT) placards indicate general hazard recognition by: - using the numbers 0-4 to indicate relative risk - always indicating the product name - giving the UN hazard class number - the shape of the placard - correct answer giving the UN hazard class number The normal location for the bill of lading is in the: - wheelhouse - cockpit - locomotive - cab of the truck - correct answer cab of the truck When transporting hazardous materials, the shipping papers should contain: - hazard class of the material - CHEMTREC phone number - antidotes for the material - recommended protective actions - correct answer hazard class of the material The department of Transportation (DOT) Placarding System requires a vehicle carrying nonflammable compressed gas to display a placard colored: - red - yellow - green - orange - correct answer green The National Fire Protection Association (NFPA) lists __________ as the standard for identifying chemical hazards of materials at fixed facilities. - 704 - 1500 - 472