Author name: Threeyzmonkeys

#1251 How does CPR work?

How does CPR work? CPR stands for cardiopulmonary resuscitation and it is a way to keep blood and oxygen circulating around someone’s body if their heart has stopped beating. It can be a way of keeping someone alive long enough for professional medical help to arrive. The “cardio” part comes from the Greek word “kardia”,

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#1248 What does a fuse do?

What does a fuse do? A fuse is there to protect an electrical system from an overload by cutting off the power. These days, we have multiple electrical circuits in our houses that operate numerous devices. Unless we have solar panels or our own generators, we get the power from an electricity power station. There

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#1245 Why do we laugh?

Why do we laugh? Nobody knows for definite, but there are several theories. One of the theories is that we laugh as an evolved response to the passing of stress to show the rest of our herd that the danger has passed. One of the most interesting things about laughter is that it is not

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