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| − | + | Even a Phase Ladder could be harmful if good sense is not used. There are 160,000 documented accidental injuries every full season from ladders, a lot of of these would end up being due to inadequate primary security and safety measures. | |
2016年7月17日 (日) 20:57時点における版
Even a Phase Ladder could be harmful if good sense is not used. There are 160,000 documented accidental injuries every full season from ladders, a lot of of these would end up being due to inadequate primary security and safety measures.
