There’s money in pig house air

The Netherlands has advanced far with capturing odorous substances from outgoing air from pig houses. The next objective is to also capture outgoing heat. This can prove to bring in substantial amounts of money for pork producers. The door does not open easily, it is like somebody is pulling on the other side of the door. Once inside the room, all kinds of noise make it hardly possible to talk. To the right a lot of brownish water is falling through a platform, to the left a rapidly rotating fan