Test new ingredients brought back from ???treks??? around the world ??? e.g. using a state-of-the-art robot in PepsiCo???s new Hawthorne, NY research lab to test botanicals and other natural ingredients from near and far ??? e.g. even secluded villages in the far East ??? to determine their impact on taste and viability for use in PepsiCo snacks and drinks (Do they intensify sweetness?