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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After reading in the "M-K" on the continuation of the contest "Small mechanization", decided to take part in it. I propose a simple and compact micromelic. About the size can be judge by...
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A commercially available kit of epoxy resin and hardener not work: I unscrewed the lid of the containers and figure out what to extract and how to dose the contents. So I made this. A...
