English+version+about+LEAD

Lead is a chemical elemnet in carbon group. The symbol of lead is Pb with atomic number 82. The original color of it is metallic gray.It is a soft and malleable poor metal. It is also a highly toxic metal. It can be found in the Earth's crust. Lead is abundant in the Earth's crust. Therefore, it is cheap.
 * What is Lead?**

Lead can be used as a pure metal. Apart from that, it can be mixed with other metals, or as a chemical compound. Considering that it is cheap, it is widely used in paint, ceramics, pipes, solders, gasoline, batteries, cosmetics and etc.
 * Where is it used?**

Lead protects people from radioactive material. whats more, it has poor electrical conductivity. Therefore, it is used for batteries. Another advantage is that it blocks corrosion.
 * What is the advantage of Lead?**

Regarding that it is toxic, it will result in pollution of the ground. Another more important result is supplies of the water. It makes drinking water dirty. Besides, it is harmful to human helath like hazard as well as pollution of ecosystems.
 * What is the disadvantage of Lead?**

In my opinion, we should use lead carefully. The reason why I say this is that if we use it carelessly, land and water will be polluted by lead. Worsely, when we use lead a lot to produce something, if we use lead products, our body will be unhealthy. However, we can not forget it has advantage. As long as we use lead properly, we will benifit from it.
 * What is my opinion towards Lead?**