Tupperware's gimmick was that the home cook could store food, and it would remain fresher longer, simply by setting the airtight seal. To do so, the cook would fit the lid in place, then lift one ...

Philadelphia — In December 1999, Guinness World Records listed the 10 greatest inventions of the 20th century. The computer wasn't included. But the food-storage containers made by Tupperware were.

"I had a Tupperware party so I could get discounts and free Tupperware," she said. In her case, there was an emergency that warranted a bevy of containers: She and her husband had encountered mouse ...