Re: 25 Classic Books That Have Been Banned

On 12/07/2025 02:41, Cryptoengineer wrote:

On 7/8/2025 7:35 PM, Robert Carnegie wrote:

First to correct this paragraph:

I think relatively little heat will remove
magnetism, but the magnets are still made
of whatever.
>
And twentieth century magnets probably are
much more powerful than natural ones?

 I've played with natural lodestones - they weren't
very strong.

Now I think I'm remembering that magnetism can
be destroyed by hitting the magnet hard, for
certain types.  If so, then it seems to be not
mentioned in <https://en.wikipedia.org/wiki/Magnetite>
Maybe it was about damaging a clock, instead.