Luxury automobiles are all about insulating owners and their select company from the din of the outside world. That's why many automakers have increasingly been turning to double-pane glass in high-end automobiles, as it affords a quieter interior and improved thermal efficiency. One thing twice-glazed and/or laminated windows don't help with, however, is easier access for rescue workers in the event of emergencies.
In his latest 'University of Extrication' column, Ron Moore over at Firehouse.com writes about the proper way to forcibly enter just such a vehicle -- in this case, Mercedes Benz's two-generation old S-Class sedan. It's worth a look-- as is any article that references a tool called the 'GlasMaster windshield saw.'