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.
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ALL-TERRAIN AMPHIBIAN
The amphibious all-terrain vehicle was built over five years and first left the garage in 1969. Traveled more than 1000 km. Tested on rough terrain, on snow, on water, on marshy, sandy,...
WITH COTTON — TIGHT
The surfaces are usually not only previously degreased, but cleaned with sandpaper to get the roughness that increases the strength of the connection. The same effect can be achieved if...
