The British magazine “Practical Householder” reminds readers about the DS one the oldest methods-plan sections using the so-called Egyptian triangle with sides in the ratio 3:4:5. If you make a triangle out of durable nylon twine, combining stretches it with a metal SANB, we will get a reliable and accurate tool for marking angles.
Recommend to read
“DROP” ON TRACK
A lot of history in the fate of the car racing! Even now, when they are built almost the same pattern, in conversations the athletes to hear the terms "boat", "drop", "arrow", meaning...
THREAD-LOCK
the Stopper of a thermos under prolonged exposure to high temperatures over time, weakens and poorly kept in the neck of the vessel. A reliable lock can provide a strong thread or thin...
