If you are interested in learning more about the various things private companies can do with your body for scientific research Caitlin mentioned you should check out the book "Stiff: The Curious Lives of Human Cadavers" by Mary Roach.

Do you have any words of advice for someone considering donating their body to science? Also, I've heard cremation is not very environmentally-friendly. Do you have any thoughts or input on this as more people consider alternative methods of burial?

How likely is it that you might mix up two different people's ashes, and if you DID ever do it, would you tell the family or just kind of pretend like it never happened?