Have you ever wanted to try to use hydraulic shears? If you tried, would you know what you were doing? A good working knowledge of any machine is always important before using it. And caution should always be observed when using potentially harmful equipment. Just as you wouldn’t wave a loaded nail gun around, you shouldn’t use hydraulic shears without first being trained in their operation. Don’t assume that you know how they work just because you have seen someone use them before. Remember, the instruction manual isn’t just for propping up the coffee table; it will keep you safe.