Were the significant design iterations at Darbytown associated with the zinc-halide project or the iron-air project?

The challenges are related to the Form Iron-air project.

Other Stakeholder Questions and Answers

Does Dominion have rights to the full nameplate capacity of the Bath County Pumped Storage Station, and if not, is it considering acquiring or contracting for the remaining capacity?
What demand reduction or energy efficiency programs do you have in place to reduce peak data center load? And what do these programs cost?