Lotus has developed an external sound system for hybrid and electric cars. The problem they are solving is that these cars at low speed are too quiet for the visually impaired who use sound to guide them where cars are coming and when they have passed. This makes a Toyota Prius sound like it has [...]

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[Uploaded on November 28, 2006 by Fleur-Design]
Lotus Cars has won two green projects from the UK Government Technology Strategy Board.

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