posted 15 years ago
An extremely old-fashioned method is to use hot coals to hollow out wooden bowls and spoons. This requires some patience and careful attention, but less capital equipment.
"the qualities of these bacteria, like the heat of the sun, electricity, or the qualities of metals, are part of the storehouse of knowledge of all men. They are manifestations of the laws of nature, free to all men and reserved exclusively to none." SCOTUS, Funk Bros. Seed Co. v. Kale Inoculant Co.