Why Do Some Coca-Cola Bottles Have Yellow Caps? The Simple Explanation

Every year around Passover, shoppers in some parts of the United States may notice something unusual in the soft-drink aisle: Coca-Cola bottles with bright yellow caps instead of the familiar red ones. The unusual color is not simply a packaging change. It identifies a special version of Coke produced for Passover.

Passover is an important Jewish holiday continue reading …