Mixed Deck — All Safety & Emergency Topics Flashcards
100 cards from real Safety & Emergency practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.
Read the first 20 Mixed Deck — All Safety & Emergency Topics flashcards as text
What radio frequencies does NOAA Weather Radio broadcast on?
Answer: 162.400–162.550 MHz (VHF)
NOAA Weather Radio broadcasts continuously on seven VHF frequencies between 162.400 and 162.550 MHz, requiring a dedicated weather radio receiver.
What does AED stand for?
Answer: Automated External Defibrillator
An AED (Automated External Defibrillator) analyzes heart rhythm and delivers an electric shock to restore normal rhythm.
At what temperature does the sprinkler head fusible link typically activate?
Answer: 155–165°F
Standard residential and commercial sprinkler heads activate at approximately 155–165°F when the fusible link melts.
During an earthquake, what is the recommended protective action if indoors?
Answer: Drop, cover, and hold on under a sturdy table or desk
FEMA and USGS recommend Drop, Cover, and Hold On as the most protective action during earthquake shaking — doorways offer no special protection.
What is the Incident Command System (ICS) primarily designed to do?
Answer: Provide a standardized on-scene management structure for emergencies
ICS provides a scalable, standardized management framework that allows multiple agencies to work together effectively at any incident.
Which class of fire involves flammable liquids such as gasoline or oil?
Answer: Class B
Class B fires involve flammable and combustible liquids such as gasoline, oil, grease, and solvents.
What is the universal sign that someone is choking?
Answer: Hands clutched to throat
The universal choking sign is both hands clutched to the throat, recognized internationally regardless of language.
An employee refuses to wear required PPE. The employer's first course of action should be to:
Answer: Retrain and counsel the employee, then enforce disciplinary action if non-compliance continues
Best practice and OSHA guidance call for retraining and counseling before escalating to formal discipline, ensuring the employee understands the hazard and the PPE requirements.
Which class of protective clothing provides the highest level of skin, respiratory, and eye protection according to EPA levels?
Answer: Level A
EPA Level A protection includes a fully encapsulating, vapor-tight chemical-resistant suit with SCBA, providing the greatest protection against gases, vapors, and particulates.
How much water per person per day does FEMA recommend storing for an emergency?
Answer: One gallon
FEMA recommends storing at least one gallon of water per person per day for drinking and sanitation during an emergency.
Which glove material provides the best protection against most petroleum-based chemicals and oils?
Answer: Nitrile
Nitrile gloves offer excellent resistance to petroleum-based chemicals, oils, and many solvents, making them a common choice in industrial settings.
Chemical-resistant aprons and splash suits are considered which category of PPE?
Answer: Body/skin protection
Aprons, splash suits, and coveralls are classified as body or skin protection, designed to prevent hazardous substances from contacting the torso and limbs.
After a flood, when is it safe to use electrical equipment that was submerged?
Answer: Only after a qualified electrician inspects and approves it
Flood-damaged electrical equipment must be inspected by a qualified electrician before use because internal corrosion and residue can cause fires or electrocution.
What is the primary sign of an approaching tsunami after a coastal earthquake?
Answer: Rapid and unusual retreat of the sea from the shoreline
A sudden, unusual withdrawal of the sea exposes the seafloor and signals the first trough of an incoming tsunami — immediate high-ground evacuation is required.
What is the first step in the FEMA Community Lifelines framework?
Answer: Stabilizing Safety and Security
Safety and Security is the first FEMA Community Lifeline because human safety must be established before other recovery activities can proceed.
When treating a severe bleeding wound, what is the first priority?
Answer: Apply direct pressure
Direct pressure is the first and most effective method for controlling severe bleeding and should be applied immediately.
In an active shooter situation, what does the DHS 'Run, Hide, Fight' protocol prioritize first?
Answer: Run (evacuate if safe)
The DHS protocol prioritizes running (evacuating the area) first because distance from the threat is the safest option when possible.
What is the OSHA required minimum illumination level (in foot-candles) for general office areas?
Answer: 30 foot-candles
OSHA 1910.303 requires at least 30 foot-candles of illumination for general office and work areas to prevent eye strain and accidents.
Which federal system integrates ICS into a nationwide framework for emergency management?
Answer: National Incident Management System (NIMS)
NIMS provides a consistent nationwide approach that incorporates ICS and allows all levels of government and organizations to work together.
What does TLV-TWA stand for in industrial hygiene?
Answer: Threshold Limit Value – Time-Weighted Average
TLV-TWA (Threshold Limit Value – Time-Weighted Average) is the ACGIH-recommended average airborne concentration for an 8-hour workday that most workers can be exposed to without adverse effects.