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
MERKAVA from ISRAEL
According to the program of development of the armed forces of Israel military industry of the country by 1989 was able to create actually a new Merkava tank (Мегкаvа) MK.Z. The Lebanese...
BENDING MACHINE
When the device watering system for garden plot or in the garden many problems arise when it is necessary to bend a metal tube. Meanwhile. not that hard to assemble a simple machine (see...
