Sales occurring in the pencil with eraser on the end is very convenient: it is always possible to erase an inaccurate line or bar.
However, to make such a pencil, if you use the appropriate cap from a ballpoint pen.
Cut off the top cap and insert the carved from a school eraser cylinder.
Recommend to read
THE SWITCH IS ALWAYS AT HAND
In some cases it was convenient to have the lock switch is not somewhere in the middle of the cord leading to the wall outlet, and plugs. It's easy to do, respectively, moving it and...
EQUIPMENT FOR A SWIMMER
A boat with a rower moves much faster than a swimming person, even with fins, although the drag force is three or even four times greater. The efficiency of oars is higher than that of...
