What does cold knowledge mean?

Cold knowledge refers to those biased, trivial and complicated knowledge and things. This knowledge seems strange or interesting, but it has always been around our lives, but few people pay attention to it.

Cold knowledge can increase people's knowledge, broaden people's horizons, enlighten people's thinking and arouse people's strong thirst for knowledge. Like "cold jokes", cold knowledge is unpopular but useful and more attractive.

Cold knowledge in life:

Cold knowledge is also changing with each passing day. Today's cold knowledge is not just worthless knowledge. Not only enriched their knowledge, but also solved some small troubles in life.

For example, chocolate is fatal to dogs. Just a few ounces can kill a puppy, because the heart and nervous system are damaged. There are actually more bacteria in your keyboard than in the horse bucket; Eating more animal offal before drinking can reduce the degree of drunkenness.