170308-N-PO203-162 GROTON, Conn. (March 8, 2017) Machinist's Mate nuclear 2nd Class Nicholas Lewis, right, from the Los Angeles class-attack submarine USS Toledo (SSN 769), watches as Machinist's Mate nuclear 2nd Class Cameron Sebastian tests a prototype submarine steam suit ensemble during an orientation class held at Naval Submarine Base New London. The Navy Sea Systems Command (NAVSEA) via the Office of Naval Research (ONR) TechSolutions Office has funded the Navy Clothing and Textile Research Facility (NCTRF) to develop the next generation of protective gear for emergency responders to steam line ruptures aboard submarines. (U.S. Navy photo by John F. Williams/Released)