1. What is burning in a Class B fire?

a. Wood & paper

b. Electrical components

c. Metal

d. Liquids

e. All of the above

f. Question is not applicable to my workplace and not relevant

2. Acetylene has a NFPA rating of 0 - 4 - 0.  The primary danger from acetylene is:

a. Toxicity

b. Flammability

c. Reactivity

d. Reactions with water

e. None of the above

f. Question is not applicable to my workplace and not relevant

3. Which of the following is generally NOT found in Material Safety Data Sheets:

a. The hazards of the ingredients

b. Phone number and contact information of the manufacturer

c. Commercial uses

d. Personal protective equipment recommendations

e. Safe work practices

f. Question is not applicable to my workplace and not relevant

4. The protection factor of a full-face respirator is 50.  If the ambient concentration of a chemical is 200 and the correct canisters are used, what would be the expected breathing zone concentration (i.e., the concentration inside the respirator):

a. 10,000

b. 200

c. 4

d. 50

e. There is insufficient information to formulate a conclusion.  Explain what additional information you need:

f. Question is not applicable to my workplace and not relevant

5. OSHA assumes that a worker works an 8-hour shift.  If the 8-hour time-weighted permissible exposure limit (PEL) of a chemical is 6 ppm and you work 12 hours one day, then the maximum 8-hour time-weighted PEL on that 12-hour day would be:

a. 4 ppm

b. 6 ppm

c. 9 ppm

d. Undeterminable, but some number less than 6 ppm

e. All of the above

f. Question is not applicable to my workplace and not relevant

6. Canister(s) that protect against particulates is/are:

a. Yellow

b. Green

c. Magenta

d. Black

e. All of the above

f. Question is not applicable to my workplace and not relevant

7. A chemical has a placard of 0 - 0 - 0 - Ox (0 blue, 0 red, 0 yellow, Ox in the white diamond).   This chemical has:

a. A high health hazard

b. A high flammability hazard

c. Reactivity with water

d. High toxicity

e. None of the above

f. Question is not applicable to my workplace and not relevant

8. A person is exposed to acetone for the following durations and concentrations: 4 hours @ 150 ppm, 2 hour @ 200 ppm, 1 hour @ 100 ppm, 2 hours @ 50 ppm

The Time Weighted Average exposure is:

a. 133.33 ppm

b. 150.00 ppm

c. Some undeterminable number less than 200 ppm

d. Some undeterminable number greater 200 ppm

e. None of the above

f. Question is not applicable to my workplace and not relevant

9. According to Dupont®, the manufacturer of Tychem® 10000, a brand of chemical protective clothing (CPC), the breakthrough time of benzene is 480 minutes.   The following are true (assume that the CPC is properly worn and in good repair):

a. A worker can work with benzene for a whole 8 hours without risk of skin contamination

b. Tychem® 10000 is an acceptable chemical protective clothing for benzene workers (assuming they work no more than 8 hour shifts)

c. Tychem® 10000 may be acceptable for other chemicals

d. Benzene will be detected within the suit no less than 480 minutes of exposure

e. All of the above

f. Question is not applicable to my workplace and not relevant

10. A work environment has an ambient concentration of chemical X (a chemical gas that gave the PowerPuff Girls their powers) of 300 ppm.  The 8 hour time-weighted permissible exposure limit of this chemical is 100 ppm.  A worker has to perform 8 hours of work.  To allow the employee to safety work in this environment, the employer should first: 

a. Issue the employee a Self-contained Breathing Apparatus

b. Have 4 employees work 2 hour shifts each

c. Ventilate the workplace

d. Have the employee work one day and then take the next day off

e. All of the above

f. Question is not applicable to my workplace and not relevant

11. Which is a potential source of ingestion:

a. Smoking in the workplace

b. Applying cosmetics in the workplace (e.g. lipstick)

c. Drinking in the workplace

d. Eating in the workplace

e. All of the above

f. Question is not applicable to my workplace and not relevant

12. An office worker whose duties may include spotting a spill outside his/her office from a safe distance and reporting the spill to the hazmat response team must be trained at what minimum level:

a. Awareness Level

b. Operations Level

c. Hazardous Materials Technician

d. Hazardous Materials Specialist

e. All of the above

f. Question is not applicable to my workplace and not relevant

13. Supplied air with a non-totally-encapsulating suit would provide:

a. Maximum respiratory protection and maximum skin protection

b. Maximum respiratory protection and high skin protection but not maximum skin protection

c. Maximum skin protection and high respiratory protection but not maximum respiratory protection

d. Level A protection

e. All of the above

f. Question is not applicable to my workplace and not relevant

14. The minimum oxygen concentration to work in a workplace is:

a. 16.0%

b. 19.5%

c. 20.8%

d. 23.0%

e. All of the above

f. Question is not applicable to my workplace and not relevant

15. If a gas has an odor threshold that exceeds its permissible exposure limit ceiling, then it would be very unsafe to:

a. Wear a respirator that uses canisters

b. Wait until there is breakthrough to replace the canisters

c. Trust your sense of smell

d. Allow unnecessary employees into the workplace

e. All of the above

f. Question is not applicable to my workplace and not relevant

16. What do Draeger® tubes with bellow, Flame Ionization Detector and a Photo Ionization Detector have in common:

a. They all can measure oxygen availability

b. They all measure organic compounds exclusively

c. They all can measure any chemical

d. They all can measure specific chemicals for which they were designed

e. They all are required for all workers

f. Question is not applicable to my workplace and not relevant

17. Which of the following is the LEAST likely to be an ignition source?

a. Electrical current

b. Steel - steel impacts

c. Steel - brass impacts

d. High heat

e. All of the above

f. Question is not applicable to my workplace and not relevant

18. The major route of entry for asbestos and fiberglass is:

a. Ingestion

b. Inhalation

c. Injection

d. Skin absorption

e. All of the above

f. Question is not applicable to my workplace and not relevant

19. The danger of "engulfment", when working in confined spaces, is:

a. Heat stress

b. Poisoning

c. Fire hazard

d. Suffocation

e. None of the above

f. Question is not applicable to my workplace and not relevant

20. When working with particulates, like fiberglass, that pose no skin irritation and are inert (i.e., non-reactive with skin), in concentrations barely above the permissible exposure limit, the proper personal protective equipment level would be:

a. A

b. B

c. C

d. D

e. Any of the above

f. Question is not applicable to my workplace and not relevant

21. A chemical hazard has a lower explosivity level of 25 ppm.  The maximum concentration that a worker can work in is:

a. 2.5 ppm

b. 25 ppm

c. 250 ppm

d. 500 ppm

e. None of the above

f. Question is not applicable to my workplace and not relevant

22. If a worker is in an environment that has a vapor concentration, e.g. toluene, that is below the lower explosivity level, the following condition will apply:

a. The vapor concentration is too high to be explosive (the vapor concentration is too "rich") and the site is guaranteed safe for entry

b. The vapor concentration is too low to be explosive (the vapor concentration is too "lean") and the site is guaranteed safe for entry

c. The vapor concentration is too low to be explosive (the vapor concentration is too "lean") but the site may not be safe for entry

d. The vapor concentration is too high to be explosive (the vapor concentration is too "rich") but the site may not be safe for entry

e. None of the above

f. Question is not applicable to my workplace and not relevant

23. The main drawback of a negative pressure respirator is that if there is a leak around the seal:

a. The clean air within the respirator will push out the outside contaminants and prevent the worker from inhaling contaminants

b. Contaminants will be trapped in the canisters before they enter the respirator

c. The contaminated outside air will take the path of least resistant and enter around the seal and contaminate the worker

d. The pressure inside the respirator will be equal to the pressure outside the respirator and contaminants will not enter the respirator

e. All of the above

f. Question is not applicable to my workplace and not relevant

24. A good chemical with which to decontaminate motor oil would be:

a. Gasoline

b. Alcohol

c. Soapy water

d. Concentrated liquid dishwashing soap

e. Any of the above

f. Question is not applicable to my workplace and not relevant

25. Who must pay for medical monitoring?

a. The employee

b. The employee's insurance carrier

c. Worker's comp

d. The employer

e. None of the above

f. Question is not applicable to my workplace and not relevant

26. Diuretics (coffee, caffeine and alcohol) make your kidneys release too much water in your urine.  This is a potential problem for:

a. Dehydration

b. Heat stress

c. Cramps

d. Heat exhaustion

e. All of the above

f. Question is not applicable to my workplace and not relevant

27. An employee finds fluid puddled on the ground.  To identify this material, the first step should be to:

a. Collect samples for laboratory chemical analyses

b. From a safe distance, look for labels, placards or material safety data sheets on drums nearby

c. Feel the texture, consistency and odor of the fluid

d. Call 911 and let the haz-mat team investigate

e. None of the above

f. Question is not applicable to my workplace and not relevant

28. The HAZWOPER rule only regulates:

a. Emergency response workers only

b. Hazardous waste cleanup operations workers only

c. Emergency response workers and hazardous waste cleanup operations workers only

d. Emergency response workers, hazardous waste cleanup operations workers, and treatment storage and disposal facility workers

e. Question is not applicable to my workplace and not relevant

29. How frequently do emergency response respirators have to be inspected?

a. Only before each response

b. Only after each response

c. Weekly

d. Monthly

e. Annually

f. Question is not applicable to my workplace and not relevant

30. What is the minimum number of hours of initial training required for Operations Level emergency response workers?

a. There is no stated number of hours

b. 8

c. 16

d. 24

e. None of the above

f. Question is not applicable to my workplace and not relevant

31. Which of the following is NOT a potentially hazardous atmosphere?

a. Toxic

b. Oxygen deficient

c. Explosive

d. Radioactive

e. All of the above are a potentially hazardous atmosphere

f. Question is not applicable to my workplace and not relevant

32. What minimum number of times annually does an employee have to don a respirator for mandated medical monitoring?

a. Once / year

b. Twice / year

c. 12 times / year

d. 30 times / year

e. None of the above

f. Question is not applicable to my workplace and not relevant

33. Why should respirators be stored in 2-gallon Ziploc (or equivalent sealable polyethylene clear) bags within a box or locker?

a. The Ziploc bag (or equivalent sealable polyethylene clear bag) minimizes oxidation and hardening of the neoprene to ensure a good facial fit.

b. The locker or box maintains proper shape for a good facial fit

c. The bag minimizes the likelihood of contamination of the respirator

d. All of the above

e. None of the above

f. Question is not applicable to my workplace and not relevant

34. Access into the exclusion zone is permitted only at the:

a. Contamination Reduction Zone

b. Cold Zone

c. Access Control Points

d. Support Zone

e. None of the above

f. Question is not applicable to my workplace and not relevant

35. Why should respirator straps be loosened BEFORE doffing?

a. It saves 1/1,000,000th of a second

b. Removing a respirator before loosening the straps will stretch the straps and they will lose their resiliency and not provide as good a facial fit

c. To make more work for the next employee to have to adjust it

d. To make it easier to clean it

e. All of the above

f. Question is not applicable to my workplace and not relevant

36. The best decontaminant for a strong acid spill is:

a. Copious water

b. Strong base (e.g., sodium hydroxide - lye)

c. Weak base

d. Electrolytes

e. All of the above

f. Question is not applicable to my workplace and not relevant

37. A chemical has a placard of 4 - 0 - 0  (4 blue, 0 red, 0 yellow).   This chemical has:

a. A high health hazard

b. A high flammability hazard

c. Reactivity with water

d. High toxicity

e. None of the above

f. Question is not applicable to my workplace and not relevant

38. What would you guess was the NFPA code for sodium hypochlorite (bleach)? Hint: Do you think it is flammable?  Do you think it is a health hazardous? Do you think it is reactive?

a. 0 - 4 - 4

b. 2 - 0 - 1

c. 4 - 0 - 0

d. 4 - 4 - 4

e. None of the above

f. Question is not applicable to my workplace and not relevant

39. What is the recommended drink in a hot, sweaty work environment?

a. Coffee

b. Gatorade (or equivalent) only

c. Water, supplemented with Gatorade

d. Beer

e. All of the above

f. Question is not applicable to my workplace and not relevant

40. A junior plant operator's emergency response role in a facility would most likely be at the:

a. Awareness level

b. Operations level

c. Hazardous Materials Technical level

d. Hazardous Materials Specialist level

e. All of the above

f. Question is not applicable to my workplace and not relevant

41. To minimize the ambient conditions of a facility that generates nuisance (but nontoxic) airborne particulates, one of the first engineering controls to be deployed would be:

a. Respirators for every employee

b. Evacuation alarms

c. An adequate ventilation system

d. Oxygen cylinders above every employee's desk (as in a commercial airplane)

e. All of the above

f. Question is not applicable to my workplace and not relevant

42. Every hazardous waste operation must have a site-specific health and safety plan that contains, among other items:

a. Health and safety risk analysis

b. Site control measures

c. Personal protective equipment to be used

d. Air and employee monitoring

e. All of the above

f. Question is not applicable to my workplace and not relevant

43. Which groups are regulated by the Hazcom rule (29 CFR 1910.1200)?

a. Clerical staff replacing toner cartridges

b. Maintenance staff using cleaning compounds and solvents

c. Laboratory staff using analytical chemicals

d. Front line workers using process chemicals (e.g., toluene and acetone)

e. All of the above

f. Question is not applicable to my workplace and not relevant

44. An efficient, fast and effective first response to control a leak in a 55 gallon drum is to:

a. Plug it

b. Patch it

c. Carry it outside

d. Tilt it on its side so the hole is highest

e. All of the above

f. Question is not applicable to my workplace and not relevant

45. Which of the following must be considered when purchasing personal protective equipment:

a. The potential contaminants

b. The temperature of the workplace

c. The working conditions

d. The physical features of the employees

e. All of the above

f. Question is not applicable to my workplace and not relevant

46. When confronting an emergency response, what should be be of the highest concern to the responder?

a. Preventing the situation from worsening

b. Preventing further damage to the environment

c. Preventing further damage to property

d. Preventing damage to the responder

e. They are all of equal importance

47. The time to develop an emergency response plan is;

a. Immediately before an emergency

b. Immediately before a safety inspection

c. Immediately after an incident

d. Well in advance of any potential incidents

e. Question is not applicable to my workplace and not relevant

48. A drawback of an air-purifying respirator is that they use negative pressure.  The disadvantage of this is:

a. If there is a leak around the seal, contaminated air will be "sucked" into the breathing zone of the negative pressure respirator

b. The protection factor of a negative pressure respirator is much lower than that of a positive pressure respirator

c. Negative pressure respirators have canisters that have to be changed regularly

d. Negative pressure respirators have toxin-specific canisters

e. All of the above

f. Question is not applicable to my workplace and not relevant

49. If you work in a potential environment of a harmful vapor (such as ammonia gas) and this vapor has a low vapor density (< 1).  Should you seek refuge in a valley?

a. Yes

b. No

50. If you were a foot soldier during World War I and the enemy dropped mustard gas in your trench, which of the following information would be of the LEAST interest to you?  Note:  mustard gas was banned in 1925 by Geneva international treaty).

a. The specific gravity of mustard gas

b. The vapor density of mustard gas

c. First aid treatment for mustard gas

d. Proper personal protective equipment for mustard gas exposure

e. They are of equal importance

f. Question is not applicable to my workplace and not relevant