Africa is the root of life of the world, but it is always suffered from water shortage, that is the main reason there is many mutation of viruses found in Africa. In addition to people’s vaccine solution, we promote environmental protection and prevention medicine. Therefore, WDP and WHF-MEAC recommend the advanced technology – MetaCovidFreeTM Spray can be used to avoid cross infection due to the environment.  Function: Anti-Viral, Anti-Bacterial, Anti-mold, Anti-Odor, Anti-Formaldehyde, Anti-TVOC (Total volatile Organic Compound), Fight Dirt, especially for public environment protection to reduce the National medicine expense.