
What if you need to draw a circle, and a compass at hand is not! To get out of this situation by making a simple compass of the bent and strapped to the pencil in the right place for a stylus pen, as shown in the figure.
Recommend to read
ECONOMICAL AND RIGHT ON TARGET!
Perhaps the most part, even far from the sea and naval Affairs readers will agree that the word "submarine" the first thing comes to mind is the thought about German. Dark grey body,...
THE FIRE – SIGNAL IS ACCEPTED
Unfortunately, not all premises are equipped with fire detectors. Especially dangerous in this respect, workshops and warehouses, areas with hay or fuel and lubricants. Offer the design...