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
PAINT FOAM
If you want home painting work to produce without too much hassle, quickly and efficiently, make herself a foam brush. Wooden handle, a pair of U-shaped dural lining, rubber...
A CIRCLE WITHOUT A COMPASS
The sister with the cutting it took to draw a circle the diameter of which more than allows a compass. Rescued... a school ruler, which my dad drilled hole (see figure). The first of...