example, with uv and ozone, and this can also be done, which we tested somewhere, for example , we took yazdua sample towards the solution through ozone and uv, which has now been implemented, but well, friends of the ministry of energy they say that it is a big headache for us and now we are increasing the considerations. now it is not only purification. when you make chlorine gas , you make it in the factory. my problem is more in the factory . after all, we have more ige requirements , that's why we don't use it in industry. we also use it in the industry, here, for example, chlorine i said that chlorine can be used at all. i went to a city, i don't know its name. i saw that the wind direction from this side of the city entrance to the inner side of the entrance to the big factory was put there. then if it is chlorine, i went to see it and saw that it is not visible. it is below zero, meaning those things. the considerations of this mean that it will not be easy at all . we are following up seriously, either it should be secured or it should go to the area with a suitable distance from the