1|Page
Virginia Hazardous Materials Operations Certification
Exam Actual Test|| Verified Questions and Correct
Answers With Rationales LATEST THIS
YEAR.pdf||NEWEST EXAM!!!
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.
,2|Page
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 CAS? - Answer-The 2010 chemical abstract
system registry that lists over 113 million chemicals
,3|Page
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 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
, 4|Page
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
Describe sensitizers/allergens - Answer-A substance that
causes an allergic reaction
What is a convulsant? - Answer-A substance that causes
convulsions or involuntary muscle contractions
Virginia Hazardous Materials Operations Certification
Exam Actual Test|| Verified Questions and Correct
Answers With Rationales LATEST THIS
YEAR.pdf||NEWEST EXAM!!!
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.
,2|Page
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 CAS? - Answer-The 2010 chemical abstract
system registry that lists over 113 million chemicals
,3|Page
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 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
, 4|Page
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
Describe sensitizers/allergens - Answer-A substance that
causes an allergic reaction
What is a convulsant? - Answer-A substance that causes
convulsions or involuntary muscle contractions
