Hybrids might not be threats to global climate change, but they pose a danger to pedestrians. Or so says The United States Senate , which has unanimously voted to approve pedestrian warning systems for hybrid and electric vehicles.
The measure would make a noise-adding setup standard on all vehicles that can operate -- even if only momentarily -- without the burbling noise of an engine.
The Pedestrian Safety Enhancement Act of 2010 was backed by Democratic Sen. John Kerry of Massachusetts. It aims to establish standards for alerting pedestrians of the possible danger of an approaching vehicle that moves in near silence. With the Senate voting in favor of the bill, it now heads to the House of Representatives, where it's expected to pass quietly -- and with ease.
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