Another art project from a five-liter bottles — the mouthpiece, which are used by the tourists. You only need to cut off the bottle bottom and the mouthpiece is ready. If “communication” it is alternately applied to the lips (the transmission), then to the ear (receiving), and the range of communication on the water with a pair of such horns, it turns out considerable — under favorable conditions up to a kilometer.
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This RC model of figure procopiu course is a small fishing seiner (MPC) Murena with a displacement of about 20 tons, with a length of 13 m and a width of 4,7 m. the Ship with the hull...
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To sort the slides of a copy of a small drawing, figure will help this simple lamp. For its production will need a cardboard box of suitable size, a sheet of plywood, a screen of frosted...
