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
PILOTAGE EIGHTIES
Devices leading only pilots, in General, very similar in scheme and design are very different in administration. The reason is simple: everyone builds a microplane "under his hand",...
The NETTING? NO PROBLEM!
The journal "modelist-Konstruktor" write for a long time, almost from the very origin; learned a lot of useful for yourself. In response to your appeal to be not only a reader, but the...