By using artist pencils of varying hardness . Similar to using hardness testing files on metal.
https://youtu.be/21esd_H8VUU?is=JUaIBDctaAf-2nPx
An interesting way to test lead hardness
An interesting way to test lead hardness
“The shepherd slaughters more of the flock than the wolf ever will.”
Re: An interesting way to test lead hardness
A lot of guys on Castboolits talk of using "the pencil method". Pop bought a Cabine Tree tester really early on in our casting days, so we never looked further. Interesting to see it in action though.
I wonder what's going to be harder to find or keep around during the Apocalypse: a purpose-built lead tester or a complete set of artist's pencils. . .
I wonder what's going to be harder to find or keep around during the Apocalypse: a purpose-built lead tester or a complete set of artist's pencils. . .
WWJMBD?
I believe we should stand on Ceremony. . . while our friends handcuff the sanctimonious little prick and take him away.
I believe we should stand on Ceremony. . . while our friends handcuff the sanctimonious little prick and take him away.
Re: An interesting way to test lead hardness
When the zombies come, one won’t concern himself with a point or three on the brinnel scale.
“The shepherd slaughters more of the flock than the wolf ever will.”