So I found this video on youtube depicting how snuff is made. I searched the forum and couldn't ascertain whether or not it had been posted before so here goes:
I am particularly fascinated by the old machinery that they used, it seems as though all the gears and such are still made of wood.
PS: Video is in Deutsch so not everyone may be able to understand it, but a good watch nonetheless.
PSS: that is an ungodly amount of snuff at 0:36