The Epipen epidemic - how is the industry coping with allergens?

It lurks within the industry like a parasite. With every order comes its next opportunity, with every new dish a new hiding place. A matter of when, not if, the next fatal allergen waits to be served. With the number of allergy sufferers on the rise, particularly among young people, one ill-informed waiter or one poorly labelled sandwich could mean the death of a child, and, potentially, the death of a business.