Going camping on the bike, bring a little medical band-aid. In the event of a puncture it will replace and glue, and rubber patch. A. CARPENTER, S. Stepanovka, Zaporizka obl.
Recommend to read
TWO PISTONS IN ONE CYLINDER
Our magazine has repeatedly written about the works of children's technical club at HCS Institute of inorganic materials, which for many years was headed by engineer A. S. Abramov. Here...
HEAT WITHOUT FLAME
Drivers know: after long Parking of the car in the cold to start the engine. At low temperatures freeze even antifreeze! And those who use it for cooling water and drains it at night,...
