
Plastic body ball point pen is often broken, especially at the tip, near the writing unit. Operational offer a way out: to tighten tight the rod in a paper tube, taped the edge of the strand. This “ball” will serve to securely purchase the new.
N. ALIKIN, St. P etersburg
Recommend to read
CLAMP-“HARVESTER”
When repairing thin lines (such as a car or refrigerator), it would be good to have on hand a small pipe cutter, and for connection of pipes with swivel nuts — device for rolling. Not...
SAILING… WIND GENERATOR
They say that the new is the well forgotten old. And energy seems to be no exception here. Having burned itself at Chernobyl and faced the threat of an energy crisis in a number of places,...