The process that makes those 800 lb. rolls of paper is every bit as complex and interesting as the printing. I worked in a paper mill for several summers, and l

The process that makes those 800 lb. rolls of paper is every bit as complex and interesting as the printing. I worked in a paper mill for several summers, and later on worked for a couple of years on the lumberjack end (much more fun). The paper-making machines dwarf that printing-press. There are groups of rollers that weigh more than it! (3 minute short-course: https://www.youtube.com/watch?v=jmgMdDH14sE https://www.youtube.com/watch?v=jmgMdDH14sE )