Metal soda cans and many canned goods now opened thanks to the special loop-shaped handle on the lid. And if the capacity is usually just thrown away, then the loop is easy to find useful for example, for the suspension frames, and small shelves.
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“LIVING” WATER AND “DEAD”
"I know, I know— says a reader, after reading the title.— Yes, but neither "alive" nor "dead" water does not happen. Tales!.." Is he right? A few years ago, the magazine "Inventor and...
THE BALL-PRAGONET
Making such a toy, you not only will learn to work with a hacksaw, a drill and other simple tools, but you will get a great shell for sports training. Look at the drawing....
