&gt; finding that while 49% were willing to try recycled wastewater, 13% refused, and the rest weren&#x27;t sure.<p>This is the end result of an education system that has not prepared people for the modern world, if we engineer a solution that produces water of a purity greater than water from a reservoir and and half of people are still not sure it is safe to drink then we have a massive problem.<p>For the record: I&#x27;ve no issue with grey water recovery systems, every drop of water I&#x27;ve ever drank has been through at least a few fish in it&#x27;s time.