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 AIRCRAFT THAT STARTED THE WAR
(Bomber-torpedo bomber Nakajima B5N). The first mention of the Japanese torpedo bombers appeared almost a hundred years ago - in April 1916, when at an aircraft factory Naval Arsenal in...
THE DIODE IN THE BASEMENT
To extend the life of bulbs, plug in the power supply circuit is a semiconductor diode that lowers the voltage across the lamp. But where to place it! If this causes you difficulties,...