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Lithium-ion rush could leave ‘market for lemons,’ says NGK

The energy sector’s frantic grab for storage capacity is focused too much on capital cost, according to NGK, which claims that an unsustainable lithium-ion bubble is building without considering product lifetime or environmental impact. In conversation with Rethink Energy, Japanese ceramic specialist NGK cited its sodium sulfur (NAS) battery as a preferable, albeit more expensive solution. An NGK representative reiterated that market conditions currently mean that storage is viewed as a service, rather than an asset, resulting in a sector that is blinkered towards immediate revenue potential. The company believes that ignoring the sustainability of lithium-ion will leave a “market for lemons,” with an absence of higher quality products in the energy storage sector – especially in terms of environmental…

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