Ax with a straight blade is used successfully in meat cutting, but for chopping wood it is not suitable: there are much more efficient is the blade of the carpenter type, with a rounded sharp edge. It is better enters the wood easily separates the chips. Therefore, the axe of a carpenter blade must be rounded with a radius of 250 — 270 mm.
V. BORISOV
Recommend to read
DRILL-BABY
I made the machine is, in essence, MICROTEL, because it does not have a flexible shaft. It's light and compact, at the same time a significant simplification of the structure did not...
RUNNING ON WAVES
From the very beginning of the history of water transport designers and engineers sought to give the courts the ability to move with the greatest speed. It was necessary to reduce the...