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Grappling hooks are sometimes used in the arborist (tree climbing) world. Rather than being thrown upwards, they are attached to a line in order to retrieve the other end of the line. Here is a pi...
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Grappling hooks are sometimes used in the arborist (tree climbing) world. Rather than being thrown upwards, they are attached to a line in order to retrieve the other end of the line. Here is a pi...