China wants to use drones in the fight against pollution

Pollution is a critical problem in China, and the authorities of that country have announced a series of initiatives to try to fight this type of pollution. And drones could become a solution to the problem. 

So I believe the developers of a system that will soon be in evidence and makes use self devehículos carrying 700 kg of chemical materials against pollution. Each of these drones could achieve clean air in a radius of five kilometers.