Just a sharp knife needed to turn an empty plastic shampoo bottle, washing tools, preparation of household chemicals in a number of useful things: a ring with a small eyelet can be used as a suspension bracket to a suitable tool, the lower part with bottom and a flat side wall — like wall-mounted soap dish or a pocket for small items, but the upper part of the conical tank — ready funnel.
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ORGANIZER-IMPROMPTU
Impromptu organizer can be made of several end-of-life electrochemical cells with a nominal voltage of 4.5 volts (battery type "3336"). They must be extracted from paper nests, which are...
THE MACHINE CALLS
In most of our schools calls still include the old — fashioned way of push-button attendant or watchman. But this process is not difficult to automate. Proposed device designed for this...
