
Boxes of nails and screws love to fall to the floor. This can happen by careless movement of the hand, and vibration of the table. However, if a box mounted on a vertical hinge bottom cover of a table or workbench, it will get rid of this bad habit. Rotate it around the hinge… and it will disappear under the top or will appear again.
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CANNED FOOD FOR BIRDS
A simple feeder for small birds can be done literally in minutes, using a tin can and a stick of wood or a suitable diameter of the branch.
HE DOESN’T NEED WINGS
The history of creating our autogyro, later named DAS-2M, spans over two decades. The first flight of the DAS autogyro took place in May 1980 in an unpowered version, towed by a "Zhiguli"...