Globally, due to rapid urbanization and economic development, the demand for fresh water has increased steadily, and the available natural resources are also being consumed, which has put increasing pressure on the existing reserves.

In the chemical production process, oxygen-enriched air can be used instead of ordinary air as the oxygen source to improve the output and quality of products. Oxygen-enriched can produce dozens of chemical products, such as carbon black, formaldehyde, et

At present, the use of ozone in various applications has been studied, such as water treatment, domestic and industrial wastewater treatment, medicine, dentistry, veterinary medicine, agriculture, environmental disinfection and food preservation.

The extraction rate and productivity of final products are key performance indicators of mining industry, especially gold mining industry. Traditionally, compressed air is used to improve the extraction rate of mineral products.