For a more efficient bow drill make sure that the business end of the drill is as close to round as you can get it before you burn in the harth board. This promotes maximum contact with the board, a greater friction area and a quick coal.
Bear
For a more efficient bow drill make sure that the business end of the drill is as close to round as you can get it before you burn in the harth board. This promotes maximum contact with the board, a greater friction area and a quick coal.
Bear
IN THE GREAT MIRROR OF TIME MAN WILL SEE REFLECTIONS OF ERROR. ONLY WHEN GAZED UPON IN TRUTH WILL MAN TRULY SEE THE WAY FORWARD...