Visiting family in Iowa, I went for a run around some back roads and saw dead hogs out on the road. I asked my grandparents what that was about. They said they

Visiting family in Iowa, I went for a run around some back roads and saw dead hogs out on the road. I asked my grandparents what that was about. They said they were out for rendering to pick them up. https://en.wikipedia.org/wiki/Rendering_(animal_products) https://en.wikipedia.org/wiki/Rendering_(animal_products)