Copper is a non-ferrous metal that has a very close relationship with human beings and is widely used in the fields of electrical, light industry, machinery manufacturing, construction industry and national defense industry, second only to aluminum in the consumption of non-ferrous metal materials in China. The most widely used and most widely used in the industry, accounting for more than half of the total consumption, is used in the manufacture of industrial valves and printed circuit boards for the manufacture of various types of cables and wires, motors and transformers in the manufacture of machinery and transport vehicles and Accessories, gauges, sliding bearings, molds, heat exchangers and pumps, etc. It is widely used in the chemical industry to manufacture vacuum vessels, distillation pots, brewing pots, etc. It is used in the defense industry to manufacture bullets, shells, For every 300 rounds of bullets produced, 13-14 tons of copper are required. In the construction industry, it is used for various kinds of pipes, pipe fittings and decorative devices.
In recent decades, people also found that copper has a very good medical use.In the 1970s, Chinese medical inventors Liu Tongqing and Liu Tongle found that copper has a strong anti-cancer function and successfully developed the corresponding anti-cancer drugs Later, Mexican scientists also found that copper has anti-cancer function.Recently, British researchers also found that copper has a strong bactericidal effect.I believe in the near future, the copper element will be Improve human health make a significant contribution.