Ivory soap’s longevity flies in the face of a ... P&G launched a light-duty dishwashing detergent under the Ivory brand, followed by liquid hand soaps in the 1980s and moisturizing body washes ...

Some 135 years ago, Procter & Gamble Co. began mass marketing its first branded product to Americans: a bar of white soap called Ivory, novel in its ability to float. Now, as the world's largest ...

Check out more from the series here. Listener Twinkle Kang-Stewart from Oxnard, California, asks: Is there a formulaic difference in liquid hand soap versus liquid body wash, or is it a soap ...