Drinkable water is becoming a scarcer resource year after year. Scientists and researchers are desperately looking for new ways to clean water on a massive scale. There is one thing that can possibly save us: sewage.

Now that you’ve got the “yuck” out of your system, here’s why sewage can help. Sewage water can be filtered and purified then placed into an underground reservoir for more natural filtering. This technique is called “indirect potable use” and it works safely. For more on how sewage can turn into clean life-giving water, click here:: Turning sewage into drinking water gains appeal as drought lingers