In homes today, it is used quite a lot of galvanic power sources (batteries). Even the most “long-playing”-of them at the end of life just thrown away, though their metal body remains as entire as at first. If you take it apart, it would make a great ring to strengthen the wooden handles of files, needle files, awls, cutters for turning operations on a tree.
A. PISKUNOV, S. L o V C s. Moscow region
Recommend to read
TO HELP VALVE
For lifting of drinking water from boreholes and wells, often used external centrifugal pumps of the type "don" or "Kama". It is a reliable and high-performance mechanisms, but they have...
FROM OLD SAWS
Completely unexpected, very witty use of found G. Ortynski served drank Geller. As is known, they consist of two - and Treasury segments. Each segment, according to the innovator, can be...