 In the old days, we would take, again, wood ashes and coal ashes from our cooking fires and fireplaces and belly stoves and that kind of stuff. I want to be one of those 200-year-old people you mentioned. That's correct. And they would get good results because the wood ashes and coal ashes had the minerals in it because they were growing in places that had the minerals in the soil. Okay? And it's one of those crazy things. Now, let's look at some of the associated diseases.