Ask anyone what danger you face when using a ladder, and the likely answer will have to do with falling off the ladder. True, that is a danger. But it’s not the only one. Let’s look at some others.

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A ladder is a set of steps with a pole on each side. The purpose of a ladder is to reach high places and points safely. It is believed that the idea of a ladder was used over 10,000 years ago. We know ...