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There are lots of companies trying to build out different kinds of flow batteries for storage. Think of a shipping container filled with some substance that sto

• panick21_ 3y ago
  There have already been some flow battery startups going bust since that started. But there are many battery companies for gird batteries. Flow is just one type and one that seems far less poplar now-days. They were all the hype like 10-15 years ago. The problem is the Li-commodity race has already beaten most of those designs. You need to use very, very cheap materials. Form Energy considered some flow designs but rejected them. That's why Form Energy are going to things like Iron batteries, because Li batteries will never reach those numbers. But very few of those alternative have had any real commercial success yet.