All familiar household spring scales for weighing products, mining, fishing, hunter. This simple device is designed to weight up to 10 kg. Mu and if you need to weigh a load more heavy? Take your neighbors the same spring balance and act two at the same time: the sum of them is the desired weight. P. SHARUPICH, Orel
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CASE FOR SOLDERING IRON
...can be made from scrap pipe of appropriate diameter. The case will protect the working part of the tool during storage. S. CHIRIKOV, Tallinn
DRYING… MAGNET
In the last issue, we reported on the unusual at first glance, the method of drying wood in the bath water, between the electrodes, the supplied current of industrial frequency. This...
