To support his claim in "Water Flowing from Toilet to Tap May Be Hard to Swallow,” Schwartz provides the following two reasons:
- "Enticing people to drink recycled water, however, requires getting past what experts call the 'yuck' factor."
- "People tend to judge risk emotionally, he said, and a phrase like 'toilet to tap' can undercut earnest explanations."
These options highlight the emotional and psychological barriers that people face when it comes to accepting recycled water.