The girl at the fast-food restaurant last week must have thought I was a wise guy.“Would you like a drink with that order?” she asked.“Have you washed your hands lately?” I responded.“Excuse me?” “Never mind,” I said. “No, I don’t need a drink with my order, but thanks.”After all, why would I want to drink something from a fast-food restaurant, when a recent study published in the International Journal of Food Microbiology pointed out that almost 50 percent of fast-food restaurants recently inspected had fecal bacteria growing inside the soda fountains.How does this $#!^ happen, pardon the pun?Obviously, fecal matter ...