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allenout t1_j7t4ims wrote

Reply to comment by SandAndAlum in A new lithium-air battery design promises unprecedented energy density | A potentially transformative technology for electrifying transportation by chrisdh79

The fuel tank is made from thin plastic so the weight is largely irrelevant.

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SandAndAlum t1_j7t5ie3 wrote

They're still >20kg when plastic, and the last few I saw were steel and weighed as much as the fuel.

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ctudor t1_j7wed8j wrote

i think ICE engine and specific parts add more weight than their electric counterparts.

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