Unit 1 - Dangerous Spaces

A confined space is

• a partly or completely enclosed space AND when there is a risk of death or serious harm

• a partly or completely enclosed space BUT no risk of death or serious harm

• any space where there is a risk of death or serious harm

• any partly or complete enclosed space

Which of these would NOT be considered a confined space:

• Clearing a blockage from a grain silo on a farm

• Performing maintenance inside a sewer

• Repairing damage to a cable in a battery room

• Performing repairs to an air conditioning unit

What is the biggest cause of death in confined spaces?

• Lack of oxygen

• Crushing injuries

• Inability to escape quickly

• Head injuries

What is considered a "normal" oxygen level?

• 19.5%

• 21%

• 23%

• 25.5%

What is considered "low" oxygen levels?

• 19.5%

• 21%

• 23%

• 25.5%

What is considered "enriched" oxygen levels?

• 19.5%

• 21%

• 23%

• 25.5%

At what body temperature could life-threatening illnesses occur?

• 40°C

• 39°C

• 38°C

• 37°C

What does "MSDS" stand for in engineering?

• Materials and Substances Dangerous to Safety

• Material Safety Data Sheet

• Materials and Substances Data Sheet