our last internal project in the country , we converted the sewage of the cities of qarweh through this technology to drinking water and it is being used in the zarkouh gold mine. it means that we came from behind and prepared a potable water that is being used yes, this is true in the world in developed countries. it is also happening that, unfortunately, we have not paid much attention to this issue in our country, but considering the problems we have in terms of water shortage , we must definitely go in the direction of repurposing sewage and effluents, god willing, with this technology, mr. dr. tari about its application in one of the industries , we have just talked about it. well, nanotechnology has been able to have a very diverse penetration in different industries in the past years . it was in the construction industry, which was the automobile industry, that the automakers were able to meet their different needs. the health industry is the health industry, where we had an abundance of nanomedicines. they explain this impact in different fields and industries . how did it happe