While still in school, I restored the spent battery pocket receiver rather primitive, but effective way. With pliers gently removed the graphite rod and filled the battery with water. Then waited until the water completely evaporated, put back stem — and battery-some time worked better than new.
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During archaeological excavations of ancient burial mounds and graves along with different kinds of jewelry in many meet the beautiful decorations, made of copper. Try your hand in the...
GLASS CUTTER-JEWELER
Work with roller glass cutter will be much more accurate if the basis for such processing, as shown in the figure.
