Residual water is water that has already been used and put through purification processes. Said water can be reused for anything - including human consumption. With that being said, the author of the article shows that people show large prejudice when it comes to consumption.
Schwartz shows evidence of how the use of residual water has been beneficial in industrial and even agriculture. It has promoted the agricultural economy for both industry and customers.
Overall policies are apparent to make sure correct procedures are followed - even if consumption is limited for the opinions of others.
Explanation:
Worked for Edge, and uses evidence and paraphrasing.