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
“HORNET”, AKA “RHINO”
The Polish campaign of 1939 forced the military leadership of the Wehrmacht to equip the troops of the mobile means of combating enemy tanks. In the same year the firm ", Alkett" created...
SNOW GO-KART
It's easiest to say: "When I grow up, I'll get behind the wheel of a car, take a plane into the sky, build what I dreamed of..." But it turns out that many dreams can come true even at...
