If a barrel is poured in the vegetable garden or cistern in the shower — the water level in them will tell you a simple water-measuring device consisting of a Styrofoam float and stuck to his line or rod with the labels. For greater stability of water-measuring devices are required on the barrel to put the bar with the guide bushing.
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I have long been a fan of the magazine “Modelist-Konstruktor”. Back in my school years I was into aircraft and rocket modeling and made kites. Small-scale mechanization also attracted me....
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To clean the floor without wetting the hands will allow the device to make that possible for everyone. It eliminates the "wet" operations: rinsing and squeezing the cloth. I hope that it...
