Although Tesla and CATL, the world's largest battery manufacturer, have been leading the way in iron battery commercialization there are some little yappers nipping at their heels.
From Fox, April 11:
A green energy firm with close ties to the White House was among the very first companies to take advantage of tax incentives in the Inflation Reduction Act (IRA), Democrats' flagship climate package.
Form Energy — a Massachusetts-based company that has developed a utility-scale iron-air battery system — announced in December, just four months after Congress passed and President signed the IRA, that it would invest up to $760 million to construct a factory in Weirton, West Virginia. The factory is among the first clean energy projects to directly benefit from the IRA and has been touted by the White House.
"These investments are creating good-paying jobs, including union jobs and jobs that don’t require a four-year degree in industries that will boost U.S. competitiveness, rebuild infrastructure, strengthen supply chains, and help build a clean energy economy," stated a White House fact sheet in March highlighting private sector investments in West Virginia including Form Energy's....
....MUCH MORE
If wary yet curious reader is interested we have a lot of posts on iron-based batteries. April 7's ""Australia is quitting coal in record time thanks to Tesla" (TSLA)" is interesting and chock-full of self-reverential self-referential linkage
And on the Inflation Reduction Act.