VA VDFP HazMat Awareness & Ops Test Study Guide
2025 COMPLETE QUESTIONS With 100% Verified
Solutions,
What is CAS? - (ANSWER)The 2010 chemical abstract system registry that lists
over 113 million chemicals
What is terrorism? - (ANSWER)The systematic use of terror to coerce groups of
people or governments.
What is damaged caused to when hazmats are released uncontrolled from their
containers? - (ANSWER)Life, critical systems, property and the environment
What is the second most effective means for reducing the impact of hazmat
incidents on a community? - (ANSWER)Planning for them.
Emergency planning is required under which federal law? - (ANSWER)Superfund
amendments and reauthorization act (SARA)
What are the 3 subchapters of the SARA regulations? - (ANSWER)Title 1-
emergency planning and notification,
Title 2- reporting requirements
Title 3- general provisions
What is a gas? - (ANSWER)Any material that has a boiling point of less than 68
degrees F
,What is a liquid? - (ANSWER)Any material that has a boiling point greater than 68
degrees F
What is a solid? - (ANSWER)Any natural that has a melting point above ambient
temperature
What is boiling point? - (ANSWER)The boiling point of a liquid is the temperature
at which it changes into a gas or vapor at its max rate.
What are materials with low boiling points classified as? - (ANSWER)Volatile.
Which means they give off large amounts of vapor.
What is vapor pressure? - (ANSWER)The pressure the vapor of a liquid exerts on
its container when the vapor and liquid are in equilibrium
What kind of boiling points will high vapor pressure have and what kind will low
vapor pressure have? - (ANSWER)High vapor pressure = low boiling points
Low vapor pressure = high boiling points
What measurements are vapor pressure usually expressed in? -
(ANSWER)Millimeters of mercury (mmHg) or pounds per square inch (psi)
, What is specific gravity? - (ANSWER)the ratio of the density of a substance to the
density of water. Water = 1
What is vapor density? - (ANSWER)Its the density of a gas in relations to air. Air
What is solubility? - (ANSWER)A materials ability to dissolve into water or
another specific solvent.
What is miscibility? - (ANSWER)ability to be mixed or blended with another
substance
What is volatility? - (ANSWER)The tendency of a chemical to vaporize or give off
fumes
What is toxicity? - (ANSWER)The ability of a substance or hazardous material to
cause injury to biological tissue.
What is a poison? - (ANSWER)A substance that is toxic at extremely low levels
What is an asphyxiant? - (ANSWER)A substance that interferes with the
oxygenation of tissue
Describe irritants - (ANSWER)A substance that causes a localized inflammatory
reaction on contact
2025 COMPLETE QUESTIONS With 100% Verified
Solutions,
What is CAS? - (ANSWER)The 2010 chemical abstract system registry that lists
over 113 million chemicals
What is terrorism? - (ANSWER)The systematic use of terror to coerce groups of
people or governments.
What is damaged caused to when hazmats are released uncontrolled from their
containers? - (ANSWER)Life, critical systems, property and the environment
What is the second most effective means for reducing the impact of hazmat
incidents on a community? - (ANSWER)Planning for them.
Emergency planning is required under which federal law? - (ANSWER)Superfund
amendments and reauthorization act (SARA)
What are the 3 subchapters of the SARA regulations? - (ANSWER)Title 1-
emergency planning and notification,
Title 2- reporting requirements
Title 3- general provisions
What is a gas? - (ANSWER)Any material that has a boiling point of less than 68
degrees F
,What is a liquid? - (ANSWER)Any material that has a boiling point greater than 68
degrees F
What is a solid? - (ANSWER)Any natural that has a melting point above ambient
temperature
What is boiling point? - (ANSWER)The boiling point of a liquid is the temperature
at which it changes into a gas or vapor at its max rate.
What are materials with low boiling points classified as? - (ANSWER)Volatile.
Which means they give off large amounts of vapor.
What is vapor pressure? - (ANSWER)The pressure the vapor of a liquid exerts on
its container when the vapor and liquid are in equilibrium
What kind of boiling points will high vapor pressure have and what kind will low
vapor pressure have? - (ANSWER)High vapor pressure = low boiling points
Low vapor pressure = high boiling points
What measurements are vapor pressure usually expressed in? -
(ANSWER)Millimeters of mercury (mmHg) or pounds per square inch (psi)
, What is specific gravity? - (ANSWER)the ratio of the density of a substance to the
density of water. Water = 1
What is vapor density? - (ANSWER)Its the density of a gas in relations to air. Air
What is solubility? - (ANSWER)A materials ability to dissolve into water or
another specific solvent.
What is miscibility? - (ANSWER)ability to be mixed or blended with another
substance
What is volatility? - (ANSWER)The tendency of a chemical to vaporize or give off
fumes
What is toxicity? - (ANSWER)The ability of a substance or hazardous material to
cause injury to biological tissue.
What is a poison? - (ANSWER)A substance that is toxic at extremely low levels
What is an asphyxiant? - (ANSWER)A substance that interferes with the
oxygenation of tissue
Describe irritants - (ANSWER)A substance that causes a localized inflammatory
reaction on contact
