Bring it on! $TNKE Re:Water is used in three main ways: (1) non-potable (non drinking) which involves taking treated wastewater to use for agriculture and landscaping irrigation, industrial use, toilet flushing and fire protection; (2) Re:Water is already a widely accepted practice that will continue to grow, and indirect potable reuse is becoming a favored method over discharging water back to the source; (3) Re:Water for potable use and drinking water.