PLUG OF EPOXY

When fails the “proprietary” socket or the plug, replace it first got under a hand not worth it. It is possible to make an exact copy of this electroelements, virtually indistinguishable from the original. First, we need to make a matrix into a cell from sheet metal to kalit to half epoxy resin and plunge Read more…

THE BALL INDICATOR

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