1. Autos

Push button start

By

2008 Nissan Altima Hybrid Intelligent key

The "Intelligent Key" system arms the car for starting. The fob must be in the vehicle--in a pocket or purse is fine. Then the car starts with just a foot on the brake and a push of the Start/Stop button.

photo © Adrian Gable

©2014 About.com. All rights reserved.