correct answers
In North America, the U.N.'s Transportation of Dangerous Goods - Model Regulations is the basis of: - Answer the placarding, labeling, and marking system used to identify hazardous materials during transportation.
Which marine vessels may serve as floating warehouses with hazardous goods, vehicles, or rail cars inside? - Answer Barges
The three mechanisms or harm in a container hazardous materials incident are: - Answer energy release, corrosivity, and toxicity.
In Step 4 of the APIE process, responders: - Answer monitor progress to see whether the response plan is working, and continue throughout the incident.
Liquid oxygen (LOX), nitrogen, helium, hydrogen, argon, and liquefied natural gas
(LNG) are examples of: - Answer cryogens
In which type of occupancy are first responders MOST likely to find supplies of anhydrous ammonia? - Answer Farms
Which type of ionizing radiation consists of high-energy photons? - Answer Gamma
Materials with very little radioactivity that present no risk to the public should be shipped using what type of packaging? - Answer Excepted Most hazmat incidents, such as gasoline and diesel fuel spills, involve what hazard class? - Answer Class 3
In the U.N. system, hazard classes are divided into: - Answer nine classes that include gases, infectious substances, and miscellaneous.
A boiling liquid expanding vapor explosion (BLEVE) is caused by: - Answer a heated liquid or gas expanding.
In addition to burning, all flammable and combustible liquids exhibit varying degrees of: - Answer toxicity.
Which method of detecting the presence of hazardous materials would pose the least risk for a first responder? - Answer Referring to a preincident survey of the facility
Locations such as ports, docks, railroad sidings, airplane hangars, and truck terminals: - Answer are likely locations for hazmat incidents.
The damaging effects of ionizing radiation occur at the _____ level. - Answer cellular
Small airborne particles of solid substances such as grain, flour, sugar, coal, metal, or sawdust: - Answer can ignite or explode.
Which statement about gases is most accurate? - Answer Gases have an undefined shape and keep expanding if uncontained.