You know how easy it is to collect small metal parts or shavings with a magnet and then how difficult it is to liberate them from the magnet itself. The matter is simplified if the magnet is to invest in a plastic bag. Enough after collection remove the bag and take the magnet — all of the collected particles will be “Packed”.
Recommend to read
THE MODEL IS CONTROLLED BY LIGHT
The electronic device described in mi readers, you can install on the toy, equipped with a separate drive for each caterpillar: tank, lunar Rover, Lunokhod. The model moves with...
GLUE IS NOT REQUIRED
If split screwdriver handle, new best done of vinyl plastic or plexiglass. Drill a hole in the plastic, whose diameter is half a millimeter smaller than that of the rod. Then secure the...
