Offer a simple method of organizing the slides in the home photo collection, facilitating their search and even the compilation of the program sequence display. Enough side framework to apply two labels to the form colored points, risks, etc. horizontal line will indicate the belonging to one subject, inclined to the selected priority demonstration.
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THE SUN IN HARNESS
The intricate design shown in the picture, — not that other, as the solar engine, the engine that converts the thermal energy of sunlight directly into mechanical work. It is arranged...
IN THE TUB, UNDER THE CAR
The owners of the garages know how difficult it is to make a good pit for inspection and repair of the vehicle. Of course, to dig it special is not working, but then it is necessary to...