Somai Pharmaceuticals' 3,800m² facility has been built to satisfy Europe’s growing appetite for the herb. Walking around Europe’s largest cannabis manufacturing facility, it quickly becomes obvious that I’m in the hands of a veteran. Even though we’re surrounded by millions of euros’ worth of state-of-the-art machinery, Somai Pharmaceuticals’ founder and CEO Michael Sassano is more concerned with the tiny scuffs he’s noticing on the walls and floor than the impressive technology. “It’s a little rough,”…