1.   Chamber ensembles, in both new and old music, almost invariably use scores to prevent train wrecks.

2.   In addition to preventing wrecks on the robot highway, the patent also covers technology that protects objects being welded from overheating and distortion.

3.   He saved it in time to prevent a wreck, but fell back into the field.

4.   Thanks to modern navigational aids with satellite and computer technology, the role that lighthouses play in guiding ship crews and preventing wrecks has declined.

5.   The government said the entombment was aimed at preventing the wreck from being looted.