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Do not use a vintage broken ladder even even though it has been repaired. Unless of course you are normally absolutely sure the restoration helps make the ladder really as successful as new. Do not get in a rush.
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Quite a few accidents take place as a result of incorrect utilization of a ladders, or people attempting to use a chair, stool or further object to work at height.

2016年7月25日 (月) 03:11時点における最新版

Quite a few accidents take place as a result of incorrect utilization of a ladders, or people attempting to use a chair, stool or further object to work at height.