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40 Cards in this Set
- Front
- Back
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Any substance that causes adverse health effects upon human exposure
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Hazardous materials (hazmats)
Page 449 |
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Content review
Hazmat requirements/standards |
1.OSHA publication CFR 1910.120
2.EPA regulation 40 CFR 311 3.NFPA standard 473 Page 450 |
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Diamond shaped graphic placed on vehicles to indicate hazard classification
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Warning placard
Page 452 |
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Variety of chemical, biological, or nuclear devices used by terrorists to strike at government or high profile targets; designed to create a maximum number of casualties
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Weapons of mass destruction (WMD)
Page 453 |
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A four digit identification number specific to a given chemical
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UN number
(UN stands for United Nations) Page 454 |
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Documents routinely carried aboard vehicles transporting hazardous materials, ideally should identify specific substances and quantities carried; also known as bills of lading
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Shipping papers
Page 457 |
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Easily accessible sheets of detailed information about chemicals found at fixed facilities
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Material safety data sheets (MSDS)
Page 458 |
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What is CAMEO?
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Computer Aided Management of Emergency Operations;
This is a website developed by the EPA and NOAA as a source of information, skills, and links related to hazardous substances Page 458 |
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What is CHEMTREC?
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Chemical Transportation Emergency Center;
Maintians a 24 hour toll free hotline at 800-424-9300 |
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What is CHEMTEL, Inc.?
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Chemical Telephone, Incorporated; maintains a 24 hour toll free hotline at 800-255-3024. Also supplies the names of state and federal authorities that deal with radioactive incidents.
Page 458 |
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Location at a hazmat incident where the actual hazardous material and highest levels of contamination exist,
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Hot zone
Also called the red zone or the exclusionary zone Page 460 |
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Location at a hazmat incident where a decontamination corridor is established
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Warm zone
Also called the yellow zone or contamination reduction zone Page 461 |
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Location at a hazmat incident outside the warm zone Area where incident operations take place.
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Cold zone
Also called the green zone or the safe zone Page 461 |
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Temperature at which a liquid becomes a gas
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Boiling point
Page 461 |
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Range (upper and lower) of vapor concentration in the air at which an ignition will initate combusiton.
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Flammable/explosive limits
Page 461 |
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The lowest concentration of chemical that will burn in the air
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Lower explosive limit (LEL
Page 461 Goes along with Flamable / explosive limits |
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The highest concentration of chemical that will burn in the air
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Upper explosive limit (UEL)
Page 461 Goes along with Flamable / explosive limits |
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Lowest temperature at which a liquid will give off enough vapors to ignite
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Flash point
Page 461 |
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Lowest temperature at which a liquid will give off enough vapors to support combustion/ slightly higher than flashpoint
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Ignition temperature
Page 461 |
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The weight of a volume of liquid compared with an equal volume of water
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Specific gravity
Chemicals with a specific gravity greater than one will sink in water....Chemicals with a specific gravity of less than one will float on water Page 461 |
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The weight of a vapor or gas compared with the weight of an equal volume of air.
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Vapor density
Chemicals with a vapor density greater than 1 will fall to the lowest possible point....Chemicals with a vapor density lower than 1 will rise |
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Pressure of a vapor against the inside walls of a container
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Vapor pressure
Page 461 |
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Ability of a chemical to dissolve into solution in water
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Water solubility
Page 461 |
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Maximum concentration of a substance in the air that a person can be exposed to for 8 hours each day, 40 hours a week without suffering any adverse health effects
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Threshold limit value/time weighted average (TLV/TWA)
Page 463 |
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Maximum concentration of a substance that a person can be exposed to for 15 minutes (time weighted); not to be exceded or repeated more than 4 times daily with 60 minute rests between each of the 4 exposures
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Threshold limit value/short term exposure limit (TLV/STEL)
Page 463 |
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Maximum concentration of a substance that should never be exceded, even for a moment.
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Threshold limit value/ceiling level (TLV-CL)
Page 463 |
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Concentration (in air) or dose (if ingested, injected, or absorbed) that results in the death of 50 % of the test subjects
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Lethal concentration/lethal doses (LCt/LD)
Also refered to as LCt50 or LD50 Page 463 |
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Representation of the concentration of a substance in the air or a solution,
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Parts per million/parts per billion (ppm/ppb)
Page 463 |
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Level of concentration of a substance that causes an immediate threat to life. It may also cause delayed or irreversible effects or interfere with a person's ability to remove himself or herself from the contaminated area
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Immediately dangerous to life and health (IDLH)
Page 463 |
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Direct exposure of a person or item to a hazardous subastance
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Primary contamination
Page 463 |
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Signs and or symptoms rapidly displayed on exposure to a toxic substance
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Acute effects
Page 464 |
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Signs, symptoms, and/or conditions developed hours, days, weeks, months, or even years after the exposure
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Delayed effects
Page 464 |
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Effects involving areas around the immediate site, should be evaluated based on the burn model
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Local effects
Page 464 |
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Effects that occur throughout the body after exposure to a toxic substance
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Systemic effects
Page 464 |
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Changing a substance in the body from one chemical to another;
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Biotransformation
In the case of a hazardous material the body tries to create less toxic materials Page 465 |
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A standard pharmacological principle in which two substances or drugs work together to produece an effect that neither of them can produce on their own
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Synergism
Page 465 |
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An enzyme that stops the action of acetylcholine, a neurotransmitter
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Acetylcholinesterase (AChe)
Page 466 |
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Enzyme complex, found in cellular mitochondria, that enables oxygen to create the adenosine triphosphate (ATP) required for all muscle energy
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Cytochrome oxidase
Page 466 |
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Another name for field decontaminated patient
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Semi decontaminated patient
Page 471 |
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System of filtering a normal environment for a specific chemical substance using filter cartridges
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Air purifying respirator (ARP)
Page 473 |
