
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
Recommend to read
THE GLIDER, BUT NOT ONLY
We present radiomodulators development created by Czech athletes. Although the model presented by the authors as "glider", its capabilities are much greater. Suffice it to say that a...
DECORATE MOSAIC
Placing small pebbles around the trunks of potted plants, prevent gullies in the soil when watering. And paste over smooth colorful stones in the pot, turn it into a work of applied art.