11.   More sophisticated models are now using fiberglass and composite materials.

12.   More expensive stereo television models use digital tricks to create big sound from low-fi speakers.

13.   Newer models use four separate laser and drum assemblies, making the machine faster but more costly.

14.   On Monday, three computer models used to predict the weather agreed on snow falling over the Middle Atlantic region Tuesday night.

15.   Some newer models use rechargeable lithium ion batteries.

16.   The B and D models use General Electric engines.

17.   The new model uses one instead of two leads to shock the heart back into normal rhythm, requiring less energy.

18.   The new models will use a substantial quantity of European parts.

19.   The SpeedStream models use the same setup screen for encryption as the Barricade, in which you must make multiple choices without much explanation.

20.   They use fewer components in their phones, and different models use the same components.