
If you do not have a special needle for inflating nipple of a volleyball or soccer ball,
take advantage of… ordinary medicine dropper with an elongated spout. Rubber part is a bit cut and put on the pump hose, and the glass type in the pin hole of the ball. Pumped the ball a “needle” much quicker.
N. ZHIRKOV, Lipetsk
Recommend to read
VOLKSWAGEN POLO
It just so happened that the global automotive industry, in practice, that any modernization of the car leads to growth of its technical characteristics, increasing the size, mass,...
THE SLEEVE ON THE SUSPENSION
To improve the performance of micro-motors, internal combustion modelers increasingly use parts from non-ferrous metals. For example, the cylinder liner can be made of brass, and the...