It's common to hear the term "jackknifing" in reference to automobile accidents in the news. For example, perhaps you've heard this before: "A semitruck jackknifed along the interstate." But do you really know what it means to "jackknife" a car, and how do we avoid getting hurt in an accident like this?
Everyone knows that driving while under the influence of alcohol is dangerous and can get you into trouble. But what about driving when you are tired?