Hällered, a fenced-in 7 million m² area an hour away from Gothenburg, Sweden, is Volvo Cars main testing facility. The track stretches 26 km, consisting of some dozen test tracks designed to simulate every type of road surface and weather condition. In the last year, Volvo has made major investments in its fully-equipped public highway within the area, where tests of all imaginable traffic situations are carried out. The tests are carefully planned and computer monitored...