compatible with the environment that causes pollution in fact, the pollution of water sources under metinays and the quality of the water does not change, we were able to apply this solution in addition to the inside of the wall tube, behind the wall tube, which due to the passage of time, separate the back of the herd, which has an advantage over physical methods. it also cleans, it has a better speed of action , it can have a better efficiency, and it is compatible with the environment. it is an area of mashhad that is the main project for them we went recently, what do you mean, why did you go? let's do it first and revive it. we did it. we came back to tehran, sistan and baluchistan . we had kermanshah . we had hamedan. god willing, we will be able to do the work of water in a period of 10 hours with a technological product . the amount of use of this solution depends on the thickness of the sediments on the pipe. face the laboratory will do the thickness of these sediments, the type of these sediments, what types of sediments are they, which one are the producers of different produ