Now, many medicinal tablets are Packed in colorful plastic cells, covered with foil or paper. In improvised signal light devices are very convenient to use such cells as the cap-filter for signal lamps.
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INSTEAD OF A MICROPHONE — DYNAMIC HEAD
When there are dynamic microphone, you can substitute any small-sized dynamic head. Here's what proposes to make to the Yugoslav magazine "Radio Amater". Since the voltage developed by...
GARBAGE SEPARATELY AND PETROL SEPARATELY
Looking at the picture, the reader will notice that the use of plastic bottles as funnels. But the funnel offer may be a good filter, capable to protect the fuel system of your vehicle...
