containers of metal for compressed gas and liquid air for use in aviation and aerospace applications
Metal Goodsfire extinguishers; oxygen masks; fire and smoke detectors; Rupture disks that burst at a predetermined pressure to protect vessels, equipment or systems from over pressurization; explosion vents for dust explosions, namely, pressure relief vents for preventing explosions and deflagration from combustible dusts in confined spaces; explosion vents providing flameless venting, namely, pressure relief vents for preventing explosions and deflagration from combustible dusts in confined spaces without flames
Electrical and Scientific Apparatus