Bike pedals used to put a metal screw cap to protect the bearings from contamination. Now, instead, use the plastic plugs, which are often lost. Rescue plastic or nylon tubes from medical bubbles. Such substitutes being kept quite steady.
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FROM WRIST – TABLE
If you have watches that are not used, are very simple to make table. For this you need to cut from sheet metal strip, bent ,and not wearing her watch.
THE WAY TO “EAST”
The subject of today's article - geophysical rocket R-2A. In previous publications we described in detail the technology of making copies of R-1 and R-2. The same technology used to...
