What brings Arnold Schwarzenegger to eBay HQ? An ex-Nasa scientist’s cheap energy invention made from sand inscribed with special inks Not every company can boast Arnold Schwarzenegger, Colin Powell and the heads of Google and Walmart at its launch. Even more unlikely, the firm in question makes what some may regard as a less than sexy clean energy device. But such was the razzmatazz that …

Source: www.guardian.co.uk

Tags: energystorage, ultracapacitors

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