The infrared sensors of the rotary controller automatically detect an approaching hand and the system reacts by displaying menu options even before it is touched.

ENGADGET: Garmin multi-sensor controller concept replaces touchscreen interface with in-console dial rig

Next up, the system was approaching the densely populated Northeast.

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Because Nissan LEAF does not have an internal combustion engine, Nissan has incorporated an "Approaching Vehicle Sound for Pedestrians" system, which is designed to alert pedestrians that a vehicle is approaching.

ENGADGET: Nissan starts US production of 2013 Leaf, vows faster charging and a lower entry price

The opposition Conservatives say that if they win power at the approaching general election they will copy the Scottish system, in which people who are not convicted usually have their DNA removed from the database as soon as the case against them is dropped.

ECONOMIST: The vast police directory is trimmed, but only a little

To combat this threat, aircraft have a warning system which alerts the crew if the cabin altitude is approaching dangerous levels.

BBC: NEWS | Europe | Dangers of aircraft decompression

Since the primary waves travel more quickly than the comparatively sluggish secondary waves, the system picks up on the magnitude and speed at which the quake is approaching, and beams the data over fiber optic networks to emergency relay stations setup in corporate towers, governmental buildings, hospitals, and transportation venues such as railways.

ENGADGET: Japan Meteorological Agency develops earthquake warning system

It is also the only major country that continues to maintain a health-care system with substantial elements of competitive supply, pricing freedom, patient choice, and diversity in approaching complex and uncertain medical problems.

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