Fallon 1 Flashcards
Which of the following statements best describes the standards set by OSHA?
OSHA standards apply to all workplaces
Which of the following statements best describes the regulations set by the EPA?
EPA regulations apply primarily to hazardous wastes
Which of the following organizations issues mandatory standards?
OSHA
The OSHA standard that protects workers in hazardous waste operations and emergency response is?
29 CFR 1920.120
OSHA’s Hazard Communication standard is:
A worker right-to-know law
Which of the following organizations issues hazard classes & divisions?
DOT
UN identification numbers indicate that a chemical may be shipped:
Internationally
Hazardous materials that must always be placarded, regardless of quantity, are:
Table 1 materials
Title 49 in the Code of Federal Regulations includes all:
DOT Regulations
The superfund Amendment and Reauthorization Act is administered by:
EPA
How can DOT subsidiary placards be distinguished from primary placards?
Subsidiary placards do not carry hazard class or UN numbers
Bulk containers for liquids hold a maximum capacity of more than:
118.9 gallons
An “MC 331” is a:
Pressure cargo tank
Non-pressure cargo tanks have:
Elliptical cross-sections and flat heads
Caustic Soda is frequently transported in:
Covered hopper cars
Non-pressure cargo tanks primarily carry:
Petroleum products
Which of the following is not true regarding shipping papers:
DOT requires that MSDSs accompany shipping papers
Non-pressure tank containers transport liquid & solid materials at pressures up to:
100 psig
Tube trailers carry:
Pressurized gases
Which of the following best describes the most common type of tank container?
Single compartment, stainless steel tank in metal frame
Medical surveillance for emergency responders is part of which federal regulation?
29 CFR 1910.120
The primary route of chemical exposure for firefighters is:
Inhalation
Secondary contamination refers to:
Contamination from someone who has already been contaminated
Which of the following statements is not true of the skin?
Water-soluble substances are more easily absorbed by the skin
Which of the following items will provide minimum shielding from gamma radiation?
Several inches of lead
Under federal regulations, medical surveillance is required for:
Members of hazardous materials teams only
Biological monitoring measures:
The amount of an agent in your body
Simple asphyxiants displace oxygen in the air. Chemical asphyxiants:
Prevent the body from using inhaled oxygen
Etiologic means that an agent is:
Infectious
Which of the following organs is considered the primary “transfer point” for chemicals in the body?
The lungs
Which of the following statements is true regarding the hazard identification phase of pre-incident planning?
Transportation routes as well as fixed sites should be identified
What influence does topography have on the spread of a poisonous gas that is heavier than air?
It may either increase or prevent the spread of the gas
Which of the following is not true regarding weather conditions?
Cold temperatures have little effect because of physical demands in firefighting
The hazard identification phase of pre-incident planning primarily involves:
Gathering information
Facilities that use only very small quantities of hazardous materials:
May not need to follow government reporting procedures
What is the next step in a pre-incident plan once you have collected all pertinent information?
Develop a comprehensive plan of action
If after pre-planning a facility, you find you would not have sufficient resources to respond to an incident, your department should:
Take preventive measures
Generic pre-incident plans can be developed for:
Each pre-incident plan must be site specific
Which of the following statements is not true of pre-incident planning?
A site visit may not be necessary if previous pre-incident plans are available
The right response to an incident is to:
Work within limitations of resources & training
Air is assigned a vapor density of:
1
If a material is “water miscible”, it is:
Infinitely soluble in water
Substances with high vapor pressures are:
More likely to evaporate
The rate of a chemical reaction can usually be increased by:
Increasing temperature, concentration, and pressure
Vapors and gases with molecular weights greater than 29 tend to:
Sink in air
Although specific gravity has no unit of measure, it does have a value relative to:
The weight of water
Ignition temperature” refers to:
The temperature at which a material burns without a flame
A “pyrophoric” material describes a material that spontaneously ignites in air at or below:
130 F
All gases have vapor pressure higher than:
760 mm Hg
A chemical’s “explosive limit” depends on its:
Concentration
Which of the following is the best definition of response time as it applies to detection devices?
The period between beginning measurement & obtaining a reading
Detector tubes are used to:
Measure the concentration of know gases, vapors, & unknown hydrocarbons
Alpha & beta radiation survey meters usually display readings in:
Counts per minute
On a combustible gas indicator with a reading in % LEL, the reading indicates 0-100% of:
The lower explosive limit
The most common calibration gases for combustible gas indicators are:
Methane, pentane
Which of the following is true of direct read-out instruments?
Direct read-out instruments provide measurements in real time
Which of the following instruments should you use in a flammable atmosphere?
Instruments marked “intrinsically safe” and “UL” or “FM”
Which of the following is the best definition of relative response as it applies to detection devices?
The instrument’s reading compared to the calibration gas
If you are monitoring a gas with an LEL of 2% and your combustible gas indicator reads 50% LEL, what is the actual percentage of gas in the atmosphere?
1%
An atmosphere is assumed to be oxygen-enriched if concentrations of oxygen are greater than:
23.5%
