What techniques would you use in this area to help ensure accident prevention, and why?

You are a supervisor in the construction industry and you are responsible for teaching accident prevention techniques to your employees. What techniques would you use in this area to help ensure accident prevention, and why? 

Your response should be at least 200 words in length. You are required to use at least your textbook as source material for your response. All sources used, including the textbook, must be referenced; paraphrased and quoted material must have accompanying citations.