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 SOUND WILL BE LOUDER
In order to obtain a sound signal of high power (10 - 20W) from the simple Assembly of a sound generator, does not require complex amplifiers WOOFER. The generator on the popular chip...
THE MIRACLE STOVE
In one of the spring gear of the Central television can be enthusiasts of technical creativity familiarized with the universal camp stove, or rather, a kitchen that has designed and...
