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67 Cards in this Set
- Front
- Back
Change Applied Stresses
(offensive) |
Move Stressor, Move or Shield Stressed system
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Change breach size
(offensive) |
Chill contents
Limit levels Activate venting devices Mechanical repair |
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Change Quantity Release
(offensive) |
Change container position
Minimize pressure differential Cap off breach Remove contents |
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Change Size of danger zone (Engulf)(defensive)
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Barriers (dikes & dams)
Adsorbents Absorbents Diluents Reactants Overpack |
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Change Exposures Contacted
(defensive) |
Provide sheltering
Begin evacuation Personal protective equipment (PPE) |
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Change severity of harm
(defensive) |
Rinse off contaminant
Increase distance from source Provide shielding Provide prompt medical attention |
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Concentration
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The amount of acid or base as compared to the amount of water present
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Critical temperature
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Minimum temperature at which a gas can be liquefied.
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Critical Pressure
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The pressure that must be applied to bring a gas to its liquid state.
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Expansion ratio
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The amount of gas produced by a given volume of liquid.
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Endothermic
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Heat absorbing.
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Exothermic
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Heat producing.
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Ph scale
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0-14 with 0-2 Highly acidic (acid) 12-14 Highly caustic (base) and 7 as neutral.
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Boiling point
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Temperature at which a liquid transitions into a gas
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Lower explosive limit (LEL)
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Too Lean
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Upper explosive limit (UEL)
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Too Rich
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Flash point
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Ignitable mixture with air and will NOT continue to burn
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Ignition Temperature
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Minimum temperature material must be before it will ignite
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Irritants (riot control agents)
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Cause respiratory distress
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Melting point
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Temp when a solid becomes a liquid
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Freezing Point
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Temp when a liquid becomes a solid
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Miscibility
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When 2 or more liquids form a uniform blend
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Organic
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Living or were once living
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Nerve Agents
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Effect the central neverous system
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Inorganic
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Man made
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Physical states
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Solid, liquid, gas
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Polymerization
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Chemical reaction which small molecules combine to form larger molecules (sometimes violently)
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Polar
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Mixes with water
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Saturated Hydrocarbons
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Carbon atoms linked only by covalent bonds
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Solution
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Mixture in which all ingredients are completely dissolved. (Koolaid)
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Slurry
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Pourable mixture of solid and a liquid. (sand and water)
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Sublimation
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Solid to the vapor phase
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Vapor density
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Weight of vapor compared to air. (air is 1.0)
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Vapor pressure
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Vapor in the space above the liquid in a container.
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Lethal dose (LDL 50)
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50% death. Route other than inhalation
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Lethal Concentration (LC 50)
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50% death. (Inhalation route)
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Permissible exposure limits (PEL)
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95% of healthy adults (only one with 95 in it.) 8 hours a day 40 hours a week
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Thershold Limit Values time weighted average (TLV-TWA)
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8 hours a day 40 hours a week
(No 95 in this one!) |
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Actitivity
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Amount of radiation coming off the package
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Half-life
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Rate of radioactive decay
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Methods of protecting oneself from harmful radiation.
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Time, Distance, and shielding
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Rachael
Came Over & Pulled Her Coat Off |
Radioactivity
Combustibility Oxygen (availability) Ph Hydrogen Sulfide Carbon Monoxide Organic Vapors |
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Corrosivity, pH
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pH monitor, M9/M8 paper
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Flammability
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Combustability gas meter
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Oxidation potential
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O2 sensor
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Radioactivity
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Radiation detector
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To detect toxic levels
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PID/FID
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Carbon monoxide meters
(pros/cons) |
Detects CO
but nothing else |
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Colormetric tubes
(pros/cons) |
Positive Identification
but Product specific and has shelf life |
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Combustible gas indicator
(pros/cons) |
Tells you the % of LEL
but Not what type of gas |
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Passive dosimeters
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Product specific
but Must be sent off to a lab |
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Photionization detectors
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Needs no air
Tells you something is there But Won't tell you what it is. |
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pH meters
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Can tell if acid or base
but can have false reading if sample is contaminated. |
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Radiation detection equipment
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Tells you if radiation is present.
but Will not tell you what the material is. |
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Radiation levels
I II III |
I = low level
II = Medium level III = High level |
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Radiation lable tells you?
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Contents
Activity Transport Index (NRC=10)(DOE=50) |
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Describe the heat transfer processes that occurs as a result of a cryogenic liquid spill.
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Rapid Vaporization
High expansion ratios (560-1445 : 1) |
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Identify 2 methods for determining the pressure in a bulk container.
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1) Pressure gauges
2) Temp in the container |
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Methods for determining the amount of product remaining in a container
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Gauge
Frost or dew line Shipping papers & tank spec plate |
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How do liquid pipelines carry different products?
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PIG
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Information on pipeline warning sign
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Owner
Product Emergency contact info |
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Types of damage that a pressure container can incur.
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Undamaged, no product release
Damaged, no product release Undamaged, product release Damaged, product release |
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3 resources available that indicate the effects of mixing various hazardous materials
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491M
Bretherick Lewis |
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Determin the area of evacuation
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1) < 10% LEL continue to work
2) >10 <25% work and monitor 3) >25% Evacuate |
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Gouges
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Made by a sharp, chisel-like object
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Dent
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Impact with a blunt object
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Scores
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Made by a blunt object
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