Large forestry in the country today are equipped with powerful and high-performance appliances. However, there is a lot of auxiliary operations, the performance of which has not yet been invented mechanisms and tools that facilitate the work, increase its effectiveness and quality.THE CONDUCTOR-THE COMPASS
Drill without marking the large diameter hole allows this simple fixture. The pilot hole on the end of a piece of wood-a compass will not allow the drill nor “collapses” in the direction nor to deviate from a perfect arc, whose radius is set by the distance to the axis. Uniform spacing between perforations is Read more…
OR AGAIN ABOUT THE ENGINE RUNNING ON THE WATER. Dmitri Ivanovich Mendeleev at the time, said to burn the oil all the same what to heat the furnace Bank notes. Since then has greatly increased the number of “ovens” which continues to burn the “black gold”. Modern kilns are, in particular, internal combustion engines, using a great number of products of oil refining; gasoline, kerosene, diesel fuel. But nowadays, with the development of synthetic materials are a large consumer of petroleum becomes chemical industry. In addition, when burning oil, the atmosphere is polluted with harmful substances. Scientists around the world are forced engine builders to develop a system of neutralization of harmful components of exhaust gases, i.e. to be like the hero of the novel, Shelley’s “Frankenstein”. As you may recall, he created with his own hands a monster, until the end of his days he was forced to fight him. Meanwhile, our planet is the substance (and its reserves are truly inexhaustible!), from where you can get fuel for all energy and transport facilities present and future. This substance— we all know the water.
Was such a nice family tradition in many old houses, as soon as the child begins to walk, he measured his growth on the painted with oil paint the door jamb appeared first stab notch marked when it is applied. The number of such notches with the outline was added with each birthday is a kind of chronicle of extension of the child.
When books on a shelf a bit—they are unstable and fall. And folded stack of inconvenient to use: we need not so easy to remove from underneath lying on top. It is therefore desirable to have a backup, which would provide the books in a vertical position always. In commercially available plastic and metal corners for these purposes, but they are uncomfortable, not very stable, sometimes we do need strengthening.
Not to everyone’s strengths and capabilities to manufacture selenoproteome, laminated fiberglass surfer. Beginner athlete we recommend you to make a windsurfer with a simple Board on the classical technology— frame construction with sheathing of plywood.
This machine is designed and built by the young craftsmen and DHT Gorky aircraft plant them. S. Ordzhonikidze, under the guidance of the teacher L. N. Pisarevskogo. The boys set a goal to create a snowmobile with a conventional moped engine and high flotation on soft snow.
The most important thing: the Artek pioneer simple, easy to control and good flying. And the material always at hand: cardboard, pine or lime bar, tissue paper, rake, a few small studs, Yes a tube of glue. The tools are simple: a sharp knife (not a pocket — it may hurt your hand!), scissors, a sheet of sandpaper and a small hammer.