A toothpaste factory had a problem: they sometimes shipped empty boxes,
without the tube inside.
This was due to the way the production line was
set up, and people with experience in designing production lines will tell
you how difficult it is to have everything happen with timing so precise
that every single unit coming out of it is perfect 100% of the time. Small
variations in the environment (which can
without the tube inside.
This was due to the way the production line was
set up, and people with experience in designing production lines will tell
you how difficult it is to have everything happen with timing so precise
that every single unit coming out of it is perfect 100% of the time. Small
variations in the environment (which can