See also:

Bar
Metric unit for tire pressure. There are 14.5038 pounds per square inch (psi) to 1 bar; there are 100 kilopascals (kPa) to 1 bar. ...

Multifunction steering wheel
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Drowsiness detection on the basis of more than 70 parameters
With the drowsiness detection system ATTENTION ASSIST, the 2010 Mercedes-Benz S-Class has a very sensitive feel for the attention level of its driver, and warns him in good time when he becomes dr ...