"Then to make a water filter is called, do not let water, sewage water, then drop down to a made or to make the cultivation of grassland, and after that the remaining water into the sea without water. ..
".. I have to make a water filter for water that is not polluted. He let out water that is dominant. Or pasture After that, the rest is down to the sea. The water does not make it bad .. ".
"... and to call, filtration, water is not dirty. And let the water here is cultivated or meadow and water and the rest ลงทะเล. Without make water that was broken. "