Well that's a very interesting school assignment. This link is quite good, I took a look on it myself and I found some great ideas back there. I would also suggest you to start thinking about doing this project yourself, you could get much more satisfaction this way.

Way to go, kid! We need more people like you...

Great posts in here. I wouldn't go with "I might use", it's too obscure...

I don't think Dove soap is designed to act like a cleaner, it's first purpose is to take care about the skin...