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HAZWOPER 8 HOUR REFRESHER Exam 2025–
2026 Accurate Real Exam Questions and
Verified Correct Answers JUST RELEASED
When maintaining respirators, which of the following actions should be avoided? A Clean and disinfect respirators used exclusively by one employee as often as necessary B Clean respirators monthly if they are worn by more than one employee C After using a respirator kept for emergency use, clean it immediately D Store respirators away from sunlight and excessive moisture - answer>>>b
When the identity and concentration of atmospheric hazards are not known, it is best to use this type of respirator: A PAPR B SAR C APR D SCBA - answer>>>d
Only respirators approved by ________ should be used. A
NIOSH (National Institute for Occupational Safety and Health) B OSHA (Occupational Safety and Health Administration) C CDC (Centers for Disease Control and Prevention) D EPA (Environmental Protection Agency) - answer>>>a
Which of the following are considerations when selecting a respirator for emergency response? A Is there enough oxygen in the atmosphere? B What are the hazardous substances a worker may be exposed to? C Is the atmosphere immediately dangerous to life and health (IDLH)? D What is the concentration of the substance in the air? E What is the maximum permissible exposure limit for the substance? F All of the above - answer>>>f
In which type of seal check would you place your hands over the cartridge intakes and inhale gently? A Positive-pressure test
A
True B False - answer>>>a
The effects of PPE in relation to heat stress and task duration are a factor in selecting and using PPE.
A True B False - answer>>>a
Which agency designates levels of protection for PPE?
A CDC B IDLH C EPA D DOT - answer>>>c
Level A personal protective equipment requires the highest level of protection for skin, eyes and the respiratory system.
A
True B False - answer>>>a
Which level of protection is needed when you are working with a substance with a high degree of hazard to the skin?
A Level A B Level B C Level C D Level D - answer>>>a
Which level of protection is needed when working in atmospheres with IDLH concentrations of a specific substance that present a severe inhalation hazard but do not represent a severe skin hazard?
A Level A B Level B C Level C
A
Be designed for continuous occupancy B Be so small that an employee cannot enter it C Have limited or restricted means for entry or exit D All of the above - answer>>>c
Who is responsible for determining if a confined space is permit-required? A The employee B The employer C OSHA D EPA - answer>>>b
Which of the following is NOT required on the confined space entry permit? A Names of entrants B Purpose of entry C Results of atmosphere testing D
Pictures of all signs that will be posted - answer>>>d
The surrounding and capture of a worker by a liquid or fine, flowing solid that can be breathed into the lungs or could crush or strangle is called: A Entrapment B Engulfment C Asphyxiation D Inhalation - answer>>>b
Which of the following statements about confined space entry training is true? A Entry supervisors are the only workers who need training B Training should take place within a month after a confined-space entry C When confined-space hazards change, workers should be retrained D Attendants are responsible for training workers immediately before they enter confined spaces - answer>>>c
Which of the following is a responsibility of authorized entrants? A Cancel confined space permits when work is done
A
Stay in the confined space to see what will happen B Tell your co-workers C Call your supervisor D Evacuate - answer>>>d
In the event that an entrant becomes unconscious, attendants must NOT attempt to enter the space to perform rescue. A True B False - answer>>>a
If engineering controls or work practices don't eliminate or control atmospheric hazards, then: A PPE must be worn B The confined space cannot be entered C Two attendants are required D Emergency personnel should be contacted - answer>>>a
Ventilation is one of the most common examples of: A Work practice controls B Personal protective controls C Engineering controls D Administrative controls - answer>>>c
Work practice controls reduce or eliminate hazards by making changes such as: A Assuming the local fire department will quickly rescue all entrants in confined space emergencies B Removing warning systems C Allowing more unauthorized people into a confined space D Rotating workers - answer>>>d
It doesn't matter if emergency responders remain on-site or off-site, as long as they are able to meet your needs in the event of an emergency. A True B False - answer>>>a
Attendant C Entry supervisor D Employer - answer>>>a
The ________ has a responsibility to verify that all tests have been conducted and all procedures and equipment are in place. A Authorized entrant B Attendant C Entry supervisor D Guard - answer>>>c
The ________ is responsible for controlling entry to the confined space and maintaining an accurate count of people in the space. A Authorized entrant B Attendant C Entry supervisor D Employer - answer>>>b
Implementing a written permit space program, identifying all potential hazards, and providing training to affected employees are all responsibilities of the: A Authorized entrant B Attendant C Entry supervisor D Employer - answer>>>d
Which spill control agents prevent vigorous reactions when added to a spill?
A Chelates B Absorbents C Precipitates D Inhibitors - answer>>>d
What does the letter "I" in the spill response acronym "SLIP" stand for?
A Isolate the leak
Absorbents do NOT retain the properties of the absorbed hazardous liquid.
A True B False - answer>>>b
This method of leak control is a temporary form of mitigation for radioactive, biological and some chemical substances such as magnesium.
A Dilution B Overpacking C Vapor dispersion D Covering - answer>>>d
Which of the following are physical methods to prevent or reduce the quantity of liquid flowing into the environment?
A Dikes B Dams C
Diversion D Retention E All of the above - answer>>>e
The process of moving a liquid, gas or some form of solids from a leaking or damaged container or tank is called:
A Overpacking B Plugging and patching C Transfer D Covering - answer>>>c
When dealing with high vapor pressure liquids or liquefied compressed gases, ________ is one possible method of leak and spill control.
A Adsorption B Neutralization C Overpacking
C
Proper absorbent D Newspapers E All of the above f A and C only - answer>>>A and C only
If drums and containers appear to be under pressure, which action should be taken?
A Do not move them until the cause of the pressure is determined B Implement appropriate containment procedures C Vent the drums to release pressure D Overpack the drums E All of the above F A and B only - answer>>>A and B only
Drums and containers must be identified and classified after being packaged for shipment.
A
True B False - answer>>>false
What is the purpose of site control?
A Reduce the spread of hazardous substances from contaminated areas to clean areas B Identify and isolate contaminated areas of the site C Facilitate emergency evacuation and medical care D Prevent unauthorized entry to the site E Deter vandalism and theft F All of the above - answer>>>f
Which of the following is NOT used in site control?
A Engineering controls B Work practices C
