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lughnasadh OP t1_iwimkph wrote

Reply to comment by Relevant-Pop-3771 in Italian startup Energy Dome claims its CO2 grid storage batteries are cheaper than lithium-ion, and need no rare minerals, being made from just off-the-shelf steel components, water & CO2. It's opening its first 200 MWh facility in Sardinia in 2023 by lughnasadh

> Lake Nyos tragedy

The size of Energy Dome's C02 bladders are miniscule in comparison to the amount of C02 released at Lake Nygos.

That tragedy released 1.2 cubic kilometer of gas. Here's a 1 cubic kilometer cube for scale; it dwarves the whole of Lower Manhattan.

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