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
CONVENIENT LAMP
Alexander Konochkin — student of the physical-technical faculty of Tomsk state University. The choice of the future profession is not accidental — since childhood Sasha enjoys improvised...
Hand scythe
In issue 6 for 2010, Modelist-Konstruktor told about repair and adjustment of a trimmer - a motor or electric scythe. The article is useful . What can I say, this tool is now widely used...