My cousins hiked the Appalachian trail. They said some of the hikers did it barefoot. When barefooters went to a store or restaurant there was trouble...
Step 17: Ceramic Sharpening Stone
The rough bottom of a ceramic vessel makes a good sharpening stone. Here I'm sharpening a pair of scissors. A sharp pair of scissors makes a nice sound. Also it cuts well. Look carefully at how the bevels go together before you sharpen scissors the first time. If you grind on the wrong thing you'll make your scissors worse rather than better.
Bio:Tim Anderson is the author of the "Heirloom Technology" column in Make Magazine. He is co-founder of www.zcorp.com, manufacturers of "3D Printer" output devices. His detailed drawings of traditional ...read more »