Using just two wooden bars, metal bars, vise and elastic steel wire, we can quickly produce the spring. Its length depends on the number of turns around the rod, operated by a bunch of wooden beams, between which is passed the free end of the wire.
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When Cycling in the dark there is a necessity to illuminate the road. If you do not have a standard headlight and a "Dynamo" that can accommodate a flashlight with a cylindrical housing....
“EXHAUST” IN THE CEILING
In the process of cleaning leaving cleaner air is not "dispersed" dust the room, suggest to the exit hole, insert curved pipe, directing the stream up. The corresponding diameter of the...
