Health, Wellness, and Safe Workplaces Module 4 - Creating a Healthy Work Environment

Question 1

What is a sound pressure level meter?

Answer 1

Measures gross noise levels in decibels

Question 2

What is an octave band analyzer?

Answer 2

Measures noise frequency range

Question 3

What is a dosimeter?

Answer 3

Measures employee exposure as a percentage of work time

Question 4

What is an audiometer?

Answer 4

Measures employee hearing sensitivity

Question 5

What are the types of vibration?

Answer 5

Segmental Vibration - affecting only a particular body part

Whole Body Vibration

Question 6

How is vibration evaluated?

Answer 6

Intensity, Frequency, Duration

Question 7

How thermal stress occur?

Answer 7

Conduction - touching something
Convection - standing close to something
Radiation - being exposed to radiation waves

Extreme cold can cause hypothermia, frostbite, etc.
Extreme heat can cause heat rash/stroke/cramps, etc.

Question 8

What is ionizing radiation?

Answer 8

x-rays, gamma rays, alpha and beta particles, neutrons

Question 9

What is non-ionizing radition?

Answer 9

ultraviolet, infrared, microwave radiation, and radio waves

Question 10

How can radiation be controlled?

Answer 10

Through engineering and administrative controls as well as personal protective equipment

Question 11

What are chemicals hazards?

Answer 11

Chemical Reaction Category - includes vapors
Physical Action Category - includes airborne particles
Chemical Contaminants - include dust, fumes, smoke, mist, vapor gas and liquid

Chemical states include solid, liquid, and gas

Question 12

How can employees come into contact with chemical hazards?

Answer 12

Inhaled
Ingested
Absorbed through the skin
Penetrated through direct contact with a cut or injected with a needle

Question 13

What is the hierarchy for controlling hazards?

Answer 13

Substitute/Eliminate
Isolate
Improve Ventilation
Use engineering controls
Use administrative controls
Use personal protective equipment

Question 14

What is the workplace hazardous materials information system (WHMIS)?

Answer 14

Provides information about hazardous materials:

• how to store, handle, and dispose of hazardous materials
• how to clean up a spill
• how to treat and exposure

Question 15

What are WHMIS labels used for?

Answer 15

• product identifier and supplier identity
• reference to material safety data sheet hazard, symbols and risk phrases
• precautionary and first aid measures

Question 16

What are the material safety data sheets (MSDS) for?

Answer 16

• list harmful ingredients

- guidelines for use, storage, disposal, and treatment

Question 17

What are cumulative trauma disorders and what are their causes?

Answer 17

Include things like repetitive strain injuries (RPI)

Causes:

• unnatural joint position or posture
• application of force on hinge joints
• repetition
• pre-existing conditions