“DIMENSIONLESS” ROD

If in a ballpoint pen out of toothpaste, and long rods at hand was not, take the short splice and its extension from the part used stem, cut off from the writing site. To the working rod wrote flawlessly, its tube should be communicated with the atmosphere. Therefore, carefully wash the extension after removing it the bulb.
 
N. RYZHOV, Ust-Kamenogorsk

Recommend to read

  • THE VERY FIRST YACHTTHE VERY FIRST YACHT
    You have never built a boat! But it's easy! Let's try to build it together. Only you carefully read all that is written here, and take your time when you start work.   As in a...
  • “RUNNING LIGHTS”“RUNNING LIGHTS”
    A variety of light device (sdes), from the simplest to the most complex — widely used for the decoration of Christmas trees, holiday youth parties and even school discos. Therefore, the...