The magnet is currently a very special material, which can be directly made into various magnetic materials to ensure good performance. So far, the magnet development is very fast, and the emergence of new magnet products has brought some changes to people's life. However, when it comes to magnet products, people will have to mention the development history of magnet.
The magnet is not invented, but inherent, it existing in the nature. Until now, much magnetite has been found in the world, which is enough to meet the actual magnet products demand. The first places where magnet appeared are the Greek and China. In Chinese history, natural magnet people found in the natural world has become a "magnet". This is because it can attract the corresponding metal materials and make them firmly bonded together.
The earliest magnet products are compasses. The compass is an important invention in ancient China, helping people reduce many lost. Most of magnetic compasses are placed in the maritime career. Because the sea stretches as far as eye can see, and people are easily lose the direction. And the compasses will make sure that the ship can successfully achieve the objective. Now, the magnets of the types of products are more and more rich, directly bringing the enormous change the people's life.