This document includes questions and answers that pertain to the ARPA-E Funding Opportunity Announcement (FOA) entitled "Creating Hardened And Durable fusion first Wall Incorporating Centralized Knowledge (CHADWICK)".  The full solicitation on the CHADWICK FOA and additional information can be found on the ARPA-E Funding Opportunity Exchange website (https://arpa-e-foa.energy.gov).