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.
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CLIP-CLOTHESPIN
For fixing the film during drying, usually use special clothespins or clips. But if these instruments are at hand does not, they will replace ordinary paper clip.
BED-TRAVELER
Many use the sofa-"book", which is a simple movement converts into a bed for two. There was such a we — Krasnodar production; he had for many years. He has a lot of advantages: good...
