If, during the filling of high capacity water (e.g. drums) intended for watering the garden, throwing a rubber ball of small size, its appearance over the edge of prompts to close the valve. Thereby eliminating the need for constant monitoring of the level of a cursory glance.
N. SVIRIDENKO, p. Pervomayskiy, Kazakhstan
Recommend to read
THE MILLED… THE PLOT
For the treatment of soil created a lot of mechanical devices greatly facilitate this process. Here and motology, and microfracture, and mechanized hoes... of Course, each unit is...
SAILBOAT… ON THE TRUNK OF A CAR
Still quite recently it seemed that forever passed away, imbued with romanticism, but proved impractical in our rationalistic age, the legendary tall ships of the past centuries — a...