Firefighter 1 HAZMAT AWARENESS/OPS QUIZ

Hazardous Material - Answer- Any substance or material that is capable of posing a unreasonable risk to human health, safety, or the environment when transported in commerce, used incorrectly, or not properly contained or stored WMD(Weapon Of Mass Destruction - Answer- Weapons whose use is intended to cause mass causalities, damage, and chaos. (NFPA classifies as hazardous material ) Neurotoxin - Answer- This type of chemical causes damage to the nervous system NFPA Standard 704 - Answer- Container marking that is used for fixed facilities Corrosivity(Ph) - Answer- A measure of a substance's tendency to deteriorate in the presence of another substance or in a particular environment Lower Explosive Limit(LEL) - Answer- The minimum concentration of vapor to air below which a flame will not propagate in the presence of an ignition source Upper Explosive Limit(UEL) - Answer- The maximum vapor to air concentration above which a flame will not propagate Flash Point - Answer- The temperature at which a liquid will give off sufficient vapors that will ignite readily given an ignition source Specific Gravity - Answer- Ratio of the weight of a liquid or solid as compared to an equal amount of water Persistence - Answer- A materials ability to stay within the area of release for a long period of time Particle Size - Answer- Refers to solids, and is expressed in microns or percent passing through a meshed screen Ignition Temperature/ - Answer- The minimum temperature required to cause self-sustained combustion in the absence of any source of ignition D.O.T Class 1 Hazardous Materials - Answer- Explosives D.O.T Class 2 Hazardous Materials - Answer- Gases D.O.T Class 3 Hazardous Materials - Answer- Flammable/Combustible Liquids