Naval Materials Research Laboratory (NMRL) has been working for providing technological solutions to Indian Navy concerning marine materials, corrosion protection and energy requirements. The focused R&D areas of NMRL are: Development of metallic, polymeric, ceramic and composite materials; sustainable energy technologies based on fuel cell and supercapacitors; hydrogen generation technology; materials for underwater acoustic stealth of submarines and surface warships; protection technologies for marine platforms and structures of Indian navy; functional ceramics and naval alloys; bio-remediation of marine environment; sustainable green technology for marine environment.