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Despite the fact that some people today however use wooden ladders to attain increased areas where they're working, they are not really the ideal ones to use at this time.
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Faulty, broken or bent ladders have the effect of a significant percentage of the accidents that occur when working at elevation.

2016年7月24日 (日) 07:43時点における版

Faulty, broken or bent ladders have the effect of a significant percentage of the accidents that occur when working at elevation.