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Infographic: How much clay do Ford’s design studios use each year?

Ford has offered an insight into its clay modeling processes with a series of videos and an infographic that charts the process involved in turning a designer's sketch into a full-size model. The infographic uses data taken from all of Ford's global design studios in 2012 to give an idea of how much clay is used in a year, plus how much paint and di-noc film is used to cover each model. Ford has also released a video that gives a behind-the-scenes look at the firm's clay modeling studio in Merkenich, Germany, including interviews with members of the modeling team.

Citroën to unveil DS4 Racing 'concept'

Citroën is set to debut its all-new DS4 Racing concept at next month's Geneva show as part of its evolution of the DS lineup. The concept, developed by Citroën Racing – the company's seven-time WRC winning motorsports division – is host to a range of new features courtesy of the Citroën Racing engineers. The chassis has been lowered by 35mm from that of the DS3, with the track being widened by 55mm at the front and 75mm at the rear along with the inclusion of 19-inch wheels.

Higher speed limits 'save lives'

AN INCREASE in the speed limits on some roads in Denmark has reduced traffic collisions and cut road deaths. The two-year trial has also found that higher speed limits on motorways have helped lower the number of accidents. The Danish road directorate conducted the trial on rural two-way roads where there had previously been an 80km/h (50mph) speed limit and increased it to 90km/h (56mph).