If you cut the old metal pipe of large diameter to be sawn along, and then riveted with their convex sides to each other, get both and convenient stand for pens, brushes, pens, and heavy-duty clamp, easily holding even the old electric roller blind.
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Applications I developed the thermostat is quite wide. It can be used, for example, to maintain the desired temperature in the vegetable stores, household incubators, in the hive....
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I work in the locomotive depot of the station Yerofey Pavlovich, produce visual AIDS for teaching assistants machinists of electric locomotives. During the work on the stand pneumatic...
