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Questions and Answers
Which type of ladder may be leaned against a vertical surface?
Which type of ladder may be leaned against a vertical surface?
- Rigid ladder (correct)
- Rollable ladder
- Wood ladder
- Metal ladder
What are the vertical members of a rigid ladder called in the UK?
What are the vertical members of a rigid ladder called in the UK?
- Stringers
- Rails
- Stiles (correct)
- Rungs
What are rollable ladders made of?
What are rollable ladders made of?
- Rope (correct)
- Metal
- Aluminium
- Wood
What are ladders commonly made of?
What are ladders commonly made of?
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How old is the ladder depicted in the Mesolithic rock painting?
How old is the ladder depicted in the Mesolithic rock painting?
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Which of the following materials is NOT commonly used by roofers?
Which of the following materials is NOT commonly used by roofers?
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What makes roofing work physically demanding?
What makes roofing work physically demanding?
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Why are roofers most vulnerable to falls from heights?
Why are roofers most vulnerable to falls from heights?
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What are some signs that indicate a roof needs attention?
What are some signs that indicate a roof needs attention?
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According to the U.S. Bureau of Labor Statistics, how many individuals work as roofers?
According to the U.S. Bureau of Labor Statistics, how many individuals work as roofers?
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