what is that? that s toilet paper? toilet paper. as the wastewater flows through the plant, it gets cleaner from each process it goes through. in layman s terms, where we just came from, not clean at all, taking out toilet paper and things like that. down here, still not so clean but cleaner. it doesn t smell good yet. no, it doesn t. as we move from this way out there, it gets cleaner and cleaner? that s right. and so at this point, this is the beginning of the secondary? this is the beginning of the secondary. not to be gross, is that poop on the top of the water? it s all the mixture of all the millions and millions of bacteria that are growing in there. it s like one big culture. what we do here is, normally what happens in a natural environment. we just add the air and just
whoa. what is that? that s toilet paper? toilet paper. as the waste water flows from the plant, it gets cleaner in each process. where we just came from, not clean at all. taking out toilet paper and other things like that. down here, not so clean. but cleaner. reporter: yeah. it doesn t smell good yet. reporter: no. as we move from this way out there, it gets cleaner and cleaner. that s right. reporter: at this point, this is the beginning of the february? beginning of february. reporter: not to be gross, but is that poop on the top of the water? it s the mixture of millions and millions of bacteria that are growing in there. one big culture. what we do here is normally, what happens in a natural environment. we just add the air and just