Chapter Twelve Level Two Review Quiz

Unstable reactive gases are gases that will undergo violent changes when subjected to shock or changes in temperature or pressure. NFPA 55 identifies four classes of unstable reactive gases. Match the class of gas with the appropriate description:

Carbon dioxide extinguishing systems may be used in areas where fires could occur in:

The Fire Code generally allows manageable amounts of hazardous materials to be stored and used in most occupancies for normal operations. Exceptions to this are __________________.

An identification system that can be implemented in an area where hazardous materials are regularly stored and used is the:

Compressed and liquefied gases are stored in a variety of:

The _______________is a comprehensive plan for providing information on the safe use of hazardous materials used in Canadian workplaces.

The Emergency Response Guide organizes chemicals into ________basic hazard classes, or families, the members of which exhibit similar properties.

There is a possibility that interpretation of the hazard identification systems used in NFPA 704 and that used in the Emergency Response guide can cause confusion because ___________________.

Some DOT hazard classes require shippers to assign packaging groups based on the material’s flash point and toxicity. The packing group number determines the degree of protective packaging required. Packages and containers for dangerous goods that have passed rigorous performance testing usually bear UN alphabetical marks.
The letter marking are:

The maximum quantity of flammable and combustible liquids stored in a cabinet must not exceed ____________litres.