High purity acetylene gas is a colorless and odorless gas, which is widely used in industry and laboratory. Here are some of the main uses:

1. Chemical synthesis: it is one of the important raw materials for synthesizing a variety of organic compounds. Acetylene can react with other compounds to synthesize many organic chemicals, such as ethynyl alcohol, acetylene acetate, etc.

2. Lights and navigation lights: acetylene can be used in urban traffic lights and navigation lights. Before the advent of electric light, acetylene was widely used in household, city, traffic, mine lighting and navigation lights.

3. Metal welding and cutting: acetylene and oxygen combustion produce strong light and produce up to 3000-4000 degrees of temperature, so it is widely used in metal heating, cutting and welding.

4. The chemical industry produces derived other chemicals: Acetylene has thousands of derivative chemicals and thus has a wide range of uses in many industrial sectors such as synthetic plastics, synthetic fibers, pharmaceuticals, fragrances, and organic conductors and semiconductors.

5. High-tech fields: high-purity acetylene is mainly used in microelectronics, photoelectronics, chemical vapor deposition, solar cells and other high-tech fields. Due to its high purity and enhanced chemical inertness, it can avoid contamination of semiconductor materials.

Acetylene is a dangerous chemical because it is a colorless, tasteless, flammable and explosive gas that has the risk of exploding violently under a certain pressure. It is usually dissolved in solvents and porous materials and transported in cylinders, so it is also called dissolved acetylene. It is mainly used for metal welding and cutting, medicine and instrument analysis, etc. It is generally purchased directly from the manufacturer by the user. Therefore, it is necessary to strictly abide by the relevant safety regulations and operating procedures when using acetylene to ensure the safety of the use process. At the same time, we also need to pay attention to protective measures, such as wearing protective equipment, avoid leakage, etc.