Hi. This is our aggregate video. In this video we synthesize video searching for groundwater wells and building clean water tanks. We aggregate videos with the same content so people can view them in the simplest way. This video is the process of finding groundwater in the forest to build a clean water filter system in the forest. It’s likely that some viewers find it annoying to review these videos. sorry for that inconvenience. Thank you.
Primitive technology: searching for groundwater and water filter (water well and tank) full
