41.   But a test model was used to check the magnets on the giant Superconducting Supercollider particle accelerator in Texas before Congress canceled funding for the project.

42.   But these models are used mainly in hindsight, to figure out why pollution levels were so high and what can be done about them in the future.

43.   Calvin Klein jeans ads are using models literally rolling around the ground in what looks like dirty denim.

44.   Cathy Hotka, a spokeswoman for the National Retail Federation in Washington, expects the number of retailers using virtual models to surge this year.

45.   Computer models are used to predict outcomes.

46.   Credit-scoring models have been used for decades to assess the credit-worthiness of consumers but they have only recently been applied to small businesses.

47.   Currently, weather forecasters use models to predict the impact of Pacific storms as they brush up against the coast or sweep inland.

48.   Dean swore that he never used models.

49.   Denbridge Digital, which developed and built the keypads, blames the problem on a manufacturing flaw that developed after test models were used and approved.