The Disgust Box: a novel approach to illustrate water contamination with feces:

Inadequate drinking water, sanitation, and hand hygiene are responsible for approximately 800,000 deaths per year in low- and middle-income countries. We evaluated the benefits of a behavior change communication method to motivate water treatment practices in urban low income communities in Dhaka, Bangladesh. To motivate people to chlorinate their water we used a device called the ‘Disgust Box’. This box provides a vivid demonstration of how piped water is contaminated with feces. Most of the respondents were able to recall the Disgust Box demonstration at both 4-month and 1-year follow-up qualitative assessments. At 4 months, the majority of participants stated that they still felt disgusted by the demonstration and mentioned it as a motivator for water chlorination. However, after one year, despite being able to recall the demonstration, disgust was no longer mentioned as a motivator to chlorinate water. The Disgust Box has the potential to be an effective communication method and is more likely to work...