Modern containers with screw cap are often difficult to open — when unscrewing a tight twist receptacle slip in your hands, scrolls. To “win” it is easy enough to use a piece of sandpaper and the tube will be.
Recommend to read
PAN… WITH BLUE SCREEN
In the design of devices and equipment before the radio often question about their design: sometimes they place boards and panels of their devices in boxes that slides, fishing gear and...
THE TRAP AND A JIG SAW
Needless to say, jigsaws, EL-2 a good helper to the Modeler; but here's the problem: while working, he constantly moves around the table, especially if the latter is covered with...
