About six months ago I got the urge to chew stuff. Hard-to-chew stuff. I was even thinking about getting some rawhide from the pet store or something (relax, I didn’t). I started pondering chewing, and it led me down a really long rabbit hole involving ABC gum, a toad, and a gimp. Now, be forewarned that if you are a health fanatic or recovering health fanatic with OCD tendencies, you...