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
FLOUR GRINDER…
Increasingly, the editor receives letters and phone calls with the same request — to publish drawings and to talk about how to make your own hands a simple mill. The need for this device...
PUMP THE “FROG”
The farmer is often necessary to pour different liquids (fuel, water, and more) from large vessels. Alone to do not. I propose a simple device that allows you to empty any container...
