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Hazard and risk eval challenge review
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HAZARD AND RISK EVAL CHALLENGEREVIEW 100% SOLVED QUESTIONS
AND ANSWERS
k the expression of how people perceive chemical scents. - odor
Halogenated hydrocarbons will eventually break into more harmful component parts if they are exposed
to: - high temp
A vesicant is a(n): - chemical that causes severe burns to the skin, eyes, and tissue in the respiratory
tract.
Chemical reactions in which a substance absorbs heat energy are called: - endothermic reactions
The comparison of densities, or __________ will help you determine whether a material will float or sink
in another material. - relative density
The relative density of a vapor compared to air is the: - vapor density
The ___________ is the theoretical minimum concentration of odor necessary for detection in some
specified percentage of the population. - odor threshold
All of the following statements are TRUE EXCEPT: - irritants are sometimes used in riot control.
B. nerve agents are chemical agents that cause skin lesions.
vesicants are sometimes called blister agents.
biological agents are living organisms of materials derived from them.
The ___________ is the highest temperature at which a hazardous material can be held without
becoming volatile or unstable. - Maximum Safe Storage Temperature (MSST)
, A catalyst: - can either speed up or slow down chemical reactions.
The physical property that could apply to a substance in both the solid and liquid states is: - specific
gravity
________ is a process in which a substance passes directly from the solid state to the vapor state
without passing through the liquid state. - Sublimation
Which hazard category relates to working in a thermal environment, such as hypothermia, hyperthermia,
and burns? - thermal
The ___________ is the temperature at which a solid becomes a liquid. - melting point
Chemical reactions between two or more materials that change the materials and produce heat are
called: - exothermic reactions
Which hazard category includes materials that are susceptible to ignition? - Flammability
The ___________ is the temperature at which a liquid becomes a solid. - freezing point
________ describes the degree to which a corrosive ionizes in water. - strength
The length of time that a chemical agent remains as a liquid is referred to as: - miscibility
The comparison of changes within an organism per amount, intensity, or duration of exposure to a
stressor over time is called the: - dose-response relationship
The warfare agent often described as having the odor of peach blossoms or bitter almonds is a(n): -
blood agent
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