Book 3 Chapter 14: Handling Of Dangerous Materials

Question 1

What does the acronym LEL stand for?
A) Line Explosion Level
B) Line Exposure Level
C) Lower Explosion Limit
D) Lower Expansion Limit

Answer 1

C) Lower Explosion Limit

Question 2

Which statement below is not part of WHMIS?
A) Material testing
B) Labeling
C) Employee Training
D) Safety Data Sheets

Answer 2

A) Material testing

Question 3

Material Safety Data Sheets (now SDS) is more comprehensive than:
A) Workplace label
B) Supplier label
C) Other forms of labeling
D) All of the above

Answer 3

D) All of the above

Question 4

The __________ are responsible and must verify that all their workers have completed training in WHMIS.
A) Safety Department
B) Safety Codes Officer
C) Employers
D) ABSA

Answer 4

C) Employers

Question 5

Under WHMIS rules what must a supplier do?
A) Provide a training program for employees
B) Provide a SDS for the product
C) Provide a training program for sales staff
D) Nothing, as it done by manufacture of the product

Answer 5

B) Provide a SDS for the product

Question 6

Under WHMIS rules what must a worker do?
A) Participate in the WHMIS program as directed by management
B) Inspect products for expiry dates
C) Participate in identifying and controlling hazards
D) Participate in Safety training

Answer 6

C) Participate in identifying and controlling hazards

Question 7

What are the two types of labels associated with WHMIS?
A) Shipping and receiving labels
B) Stock and Manufactures labels
C) Supplier and Workplace labels
D) None of the above

Answer 7

C) Supplier and Workplace labels

Question 8

All gas cylinders must be kept:
A) Upright
B) Closed
C) Flat
D) Open

Answer 8

A) Upright

Question 9

What is the flash point of a liquid?
A) The highest temperature at which vapours will form and burn
B) The lowest temperature at which vapours will form and burn
C) The lowest temperature at which non-condensable gases will form
D) It is the temperature the liquid will begin to flow

Answer 9

B) The lowest temperature at which vapours will form and burn

Question 10

What is the name given to inert slightly pressurized gas located above the surface of oil storage tanks?
A) Fuel gas
B) Safety gas
C) Blanket gas
D) Associated gas

Answer 10

C) Blanket gas

Question 11

The workplace label is completed at the workplace:
A) Is not required at an outdoor jobsite
B) If the supplier label is damaged
C) For non hazardous materials only
D) Only when stored in the building

Answer 11

B) If the supplier label is damaged

Question 12

Under WHMIS legislation all workers have the right to:
A) A health insurance benefits package
B) Two weeks vacation each year
C) A break after 2 hours work
D) Overtime at time and one half after forty hours
E) Know what they are working with

Answer 12

E) Know what they are working with

Question 13

Gas cylinders are usually stored,
A) Inside, close to the consuming equipment
B) In a well heated room
C) With all fittings lightly oiled or greased
D) Below ground level
E) Upright and firmly secured

Answer 13

E) Upright and firmly secured

Question 14

Each gas cylinder has a unique serial number, which is registered with the:
A) Department of Transport
B) Canadian Transport Commission
C) Boilers and Pressure Vessels Committee
D) Bureau of Explosives
E) Canadian Standards Association

Answer 14

D) Bureau of Explosives

Question 15

To prevent the formation of explosive mixtures, oxygen and acetylene cylinders should be:
A) Equipped with different thread connectors
B) Stored outside
C) Painted different colours
D) Regularly hydro-tested
E) Stored at least 6 meters apart

Answer 15

E) Stored at least 6 meters apart

Question 16

The Material Safety Data Sheet is supplied by the:
A) Federal government
B) Supervisor
C) Employee
D) Safety committee
E) Supplier of the controlled product

Answer 16

E) Supplier of the controlled product

Question 17

A flammable limit for a particular fuel//air mixture is stated as:
A) A temperature in degrees Celsius
B) The percentage of fuel in the mixture, by volume
C) The percentage of air in the mixture, by volume
D) The percentage of fuel in the mixture, by mass
E) The percentage of air in the mixture, by weight

Answer 17

B) The percentage of fuel in the mixture, by volume

Question 18

Fuel air mixtures that are outside of the flammable range:
A) Can ignite spontaneously
B) Cannot burn or explode
C) May explode but not burn
D) Must have a source of ignition to burn them
E) Will burn only when above the flammable limit

Answer 18

B) Cannot burn or explode

Question 19

Top guard rings are used on some gas cylinders instead of:
A) Vapour valves
B) Pressure relief valves
C) Valve caps
D) Regulators
E) Foot rings

Answer 19

C) Valve caps

Question 20

Under the WHMIS system employers are responsible for all of the following except:
A) Making sure that proper identification systems are available
B) Making sure that Material Safety Data Sheets are available
C) Ensuring that employees receive sufficient training
D) Making sure that proper labels are available
E) Ensuring that the training they receive is put to good use

Answer 20

E) Ensuring that the training they receive is put to good use

Question 21

WHMIS training for employees does not include:
A) Training in procedures for safe handling and storage of controlled products
B) How to make supplier labels
C) Emergency response in case of a leak or spill
D) The meaning of colour coding or any other visible identification system used instead of workplace labelling
E) Training in safe disposal (waste) procedures

Answer 21

B) How to make supplier labels