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
A “SOFT” HAMMER
If you pin, as shown in the illustration, a conventional hammer with a thin layer of polyurethane or of thick rawhide, it becomes possible to use it during the Assembly of panel...
HELICOPTER FIREFIGHTER
Many professions small all-purpose Ka-26 in he became a forest firefighter. A simple device for extinguishing fires developed at the Leningrad scientific research Institute of forestry....