Custom manufacture of robots, remotely operated vehicles, robot arms, and apparatus used in the fields of marine construction and exploration, oil and gas exploration and production and pipeline construction and maintenance, and space exploration; custom manufacture of pipeline fittings; custom manufacture of subsea umbilical lines; custom manufacture of tools and tool boxes for space flight and space operations; custom manufacture of cargo boxes for space flight and space operations; custom manufacture of extravehicular activity apparatus used by astronauts for space flight and space operations, namely, space modules, robotic arms, cryogenic CO2 scrubbers, liquid oxygen dewars, positive expulsion dewars, cryogenic liquid gauging, and liquid-air portable life support systems; custom manufacture of thermal protection materials for space flight and space operations; custom manufacture of amusement park rides and amusement show props and sets to the order and specification of others