In 2004, Procter & Gamble was looking for a hit. It had been two decades since the consumer products conglomerate introduced Tide liquid detergent, revolutionizing the way people washed their clothes.

We asked laundry experts for their top tips on how to use laundry pods, and there's a good chance you've been doing it wrong all along! Laundry—it’s never ending. The moment you think your laundry ...