WASHINGTON - Coca-Cola raised some eyebrows this week for promoting an online training seminar that urged employees to "try to be less white" in order to combat racial discrimination.READ MORE: Coca-Cola laying off 2,200 workers as it pares brandsSlides from the training seminar shared online this week featured tips on how to tone down whiteness.The tips to "be less white" included: "be less arrogant, be less certain, be less defensive, be more humble, listen, believe, break with apathy," and "break with white solidarity."Another slide tells viewers that in order to confront racism, they must understand "what it means to be white, challenging what it means to be racist."READ MORE: Coke debuts first new bottle size in a decade, and it's made.