NASA’s life support system on the International Space Station (ISS) converts 98% of waste water into drinkable water.
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NASA Recycles Water on the ISS The system, called the Water Recovery System (WRS), uses a variety of processes to purify wastewater, including: Filtration: The first step is to remove large particles and debris from the wastewater. This is done using a series of filters. Reverse osmosis: This process uses...