If you have a lot of time to measure the volume of the same liquid or granular materials, make the appropriate mark on the measuring circle, glued at the right level strips of adhesive medical tape. At the same time can be done on them and the labels which are specified died.
Recommend to read
AND THE ANGLE AND LENGTH
The ordinary carpenter's square — the right tool: it is easy to check or to mark the connection of the parts at right angles. However, he will be able to in addition to these functions...
ON A FLOAT – ON FOOT, OARING AND SAILING
You will probably agree that it is difficult to imagine more accessible and healthy stadiums than small and large rivers, lakes and reservoirs scattered throughout our country. But today,...