Recommended · for some experience

HOW MUCH abrasive filaments damage your nozzle!

Why people recommend it

CNC Kitchen measures how abrasive filaments wear printer nozzles, cited for judging wear by nozzle length and for choosing a hardened nozzle.

In their words

Stefan of CNC-Kitchen recently tortured a couple of nozzles for science and investigating wear and tear (video).
Trish on 3dprinting.stackexchange.com, May 2019. CC BY-SA.

This is a good answer, but please introduce [video] because it completes it perfectly.
FarO on 3dprinting.stackexchange.com, Sept 2019. CC BY-SA.

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