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
Autogyro control
During 1970, our magazine published a series of articles by a group of autogyro designers about the features of building these rotary-wing aircraft, about how to build autogyro models, how...
UNKNOWN CELEBRITY
Flying boat POTEZ 452. In the early 1930-ies of the French aviation firm Aeroplanes Henri Potez ("Aeroplanes Henri Poteza") built a small flying boat Potez 452, which has become one of...
