If the drawer have a lot of pencils, markers and pens — do yourself here’s a handy table pencil. It will require a minute of free time, plastic, ceramic or glass jar and strips of thick paper (e.g., Whatman). Screw the paper tubes and fill them to the Bank: they are comfortable will keep any stationery.
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ALARM
will inform you as soon as will fall the first drops of rain or humidity exceeds the norm. Device "look" and the fluid level in the reservoir tank. Schematic of the device (see...
STUDENT “ADRENALINE”
Before you start talking about the car "Adrenaline" - built student engineering group of Moscow automobile and road Institute (MADI) to participate in the international competition...