polygonum_on_google Wrote in message:
On Friday, 17 January 2020 02:47:30 UTC, Bill Wright wrote:
I was trying to think of all the sacrificial things. Sacrificial anodes
on ships, yes. But... how about the face of a wooden mallet? Because the
reason it's wood is because steel would be too hard. Because the wood is
softer it's more likely to get damaged. Stretching a point? A wooden
gramophone needle, which wears out quickly but doesn't damage the
shellac? Can anyone think of sacrificial things?

Bill

Aluminium anode and hot water cylinder/immersion heater.

You could argue that a lot of paint (varnish, etc.) is also sacrificial in terms of function, even if it also adds aesthetic benefits.


Toes stop your feet fraying.
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