Though served the old speaker, and his ring magnet is still strong. Use it for hanging tools. Hold it firmly on any metal surface, for example, repaired the machine, so that the necessary hand tools will be always at hand and small fasteners do not get lost in the grass. Under full wooden Cabinet, rack it is possible to strengthen the steel disk privernuty screws.
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“DRAGON III”
The sounding rocket "Dragon III" — two-step. The engines of both stages is solid. The mass of the fuel engine of the first stage (start) — 686 kg. the rocket Starts with the ramp...
TAMING THE TANGLE
There are numerous ways to make current, to the ball of yarn did not run away and not out somewhere. The easiest is to put it in a box, basket, or, as shown in the drawing, just the right size jar.