Mills bomb rifle grenade by attaching a metallic rod to its base. This rod-type rifle-grenade had an effective range of about 150 yards. The operating procedure was to insert the Mills bomb rod down the barrel of a standard rifle, put a special blank cartridge in the rifle's chamber, place the rifle stock on the ground, then pull the Mills bomb's safety pin, releasing the safety spoon and immediately fire the rifle. If the soldier did not launch the grenade quickly, the grenade's fuse would time out and explode. The British soon developed a simple cradle attached to the rifle's bayonet lug
Science and invention in Birmingham first antibiotic M&B (sulfapyridine) as treatment for lobar pneumonia. Birmingham becomes the major British manufacturer of the phenolic plastic Bakelite. The magnetron, the core component in the development of radar, and the first microwave power oscillators are developed at the University of Birmingham during World War II (the microwave oven owes its existence to these developments). 1940: After initial teething problems with management, Castle Bromwich Aircraft Factory started production of the Spitfire fighter plane. By the time production ended at Castle Bromwich in June 1945, a total of 12,129 Spitfires (921 Mk IIs, 4489 Mk Vs, 5665 Mk IXs and