Sharpen the saw — a simple matter, but it has the potential to injure your fingers on the sharp teeth. Use a cut rubber hose. It is sufficient to cut: it up and push on the part of the saw blade under the restraint of the hand and fingers are intact!
LUBOVSKY O., Gorny, Sakhalin region.
Recommend to read
A SIMPLE “UNIVERSAL”
"Almost five years are a reader and subscriber of the journal "modelist-Konstruktor". During this time, produced in any published developments in several homemade "for home, for family."...
THE MAGNETIC FIELD IS A SATELLITE OF THE CURRENT
Remember, what is the simplest electrical circuit? The galvanic battery and light bulb connected by conductors through the switch (see the article "Ohm's law" in the "M-K" N2 9, 1978)....