Cleaning weapons, let’s look at the nuances.
Remember, Leskov left-Hander asked me to tell the Tsar-priest that the soldiers did not clean their guns with crushed bricks? Vaughn when even in Russia they thought about the abrasive properties of ceramics and the correct technologies for cleaning weapons!
Seriously, not so long ago, in remote places, the trunks were simply “spilled” with boiling water, then driven off with a ruff and wiped dry. But don’t rush to accuse your ancestors of barbarism. This same operation is performed for modern Pneumatics for collective use in very advanced cases, when the barrel is so leaded that it does not take any chemistry and mechanical devices. Physics comes to the rescue: due to the difference in the coefficients of thermal expansion, lead flakes safely peel off from the steel. Continue reading