With burgers sizzling and classic rock thumping, many Americans revel in summer cookouts – at least until that wayward cousin asks for a “pop” in soda country, or even worse, a “coke” when they ...

With burgers sizzling and classic rock thumping, many Americans revel in summer cookouts -- at least until that wayward cousin asks for a "pop" in soda country, or even worse, a "coke" when they ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. (The Conversation) – With burgers sizzling ...