To remove or hang on the door hinges alone — for many, this becomes an intractable problem. Make the device shown in the figure, and the case will move forward.
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SPRAY WITH “FROG”
Pollinate the plants IPI to paint a surface using a spray gun. However, instead of the regular "pear" connect foot pump-"frog" — the efficiency will increase several times.
“BABY” PAVES THE FURROW
From the family of microstructures developed by students of Kharkiv Institute of mechanization and electrification of agriculture, the easiest and most accessible for self-production -...
