Chapter 29 - Hazardous Materials Properties and Effects
Terms in this set (30)
Which section of the ERG would a firefighter use when he or she knows the chemical name of a hazardous material?
Which particle has a positive charge?
Which section of the ERG would a firefighter use when he or she knows the chemical identification number of a hazardous material?
Which property tells you if a liquid will float on water?
By which route of exposure are toxic substances brought into the body through the respiratory system?
Rusting steel is an example of _________ change.
Which mnemonic is used to summarize the more common signs and symptoms of nerve agent exposure?
What identifies a material as a liquid, solid, or gas?
State of Matter.
What is the term for a catastrophic failure of a pressurized cylinder of liquid propane?
Which particle has a negative electric charge?
Which pH value indicates a strong acid?
Which is the most energetic type of radiation?
When water is applied to a pool of gasoline, the gasoline will ______________.
Float on the surface of the water.
The DOT defines a ________ material as one that causes destruction or irreversible damage to living tissue at the site of contact.
What is the specific gravity of water?
Which type of agent is also known as a riot-control agent?
Which property tells you the weight of a gas compared to air?
A substance that is water soluble will __________ in water.
Which flammable range value presents the greatest danger?
The widest spread between the LEL and the UEL.
If a substance with a vapor density of 2.3 is released into the environment, it will __________.
collect in low spots.
What is a neutral pH?
Which of the following is an example of secondary contamination?
Handling a contaminated tool.
A flammable vapor concentration that is too rich to ignite is ___________.
Above the upper explosive limit.
What will a liquid with a specific gravity of 0.7 do in water?
Float on the surface.
Which particle is electrically neutral?
When a chemical change occurs, the event is usually accompanied by __________________.
the release of energy.
A flammable vapor concentration that is too lean to ignite is ________________.
below the lower explosive limit.
Sulfur mustard is a(n) ______________.
Which of the following is one of the states of matter?
What is the term for an adverse health effect that develops gradually over time?
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