This an interesting experiment, and definitely won't work for everyone (Myself included). I believe it determines how conservative you are based on you respond to disgust. There have been multiple studies that have found a correlation between the two. http://research.vtc.vt.edu/news/...
As I said above it didn't work for me. I think taking extra classes in college about microbiology has made me a Germaphobe 😳
Imgur Melee