Mills bomb Britain adopted grenades that contained segmented coiled wire in smooth metal casings. The No. 36M Mk.I remained the standard grenade of the British Armed Forces and was manufactured in the UK until 1972, when it was completely replaced by the L2 series. The 36M remained in service in some parts of the world such as India and Pakistan, where it was manufactured until the early 1980s. Mills bombs were still being used in combat as recently as 2004 e.g. the incident which killed US Marine Jason Dunham and wounded two of his comrades. The Mills bomb was developed into a
History of the iron and steel industry in the United States 2014, only 11 integrated mills were operating in the US. Most of the steel produced has been by the growing number of mini-mills, also called specialty mills, which in 2014 numbered 113. In 1981, mini-mills produced an estimated 15% of US steel. Since 2002, steel produced by electric arc furnace, the process used by the mini-mills, has produced more than half the steel made in the US. Many companies operating integrated mills also have mini-mills. A number of bankruptcies and acquisitions between 2000 and 2014 reversed the trend of industry fragmentation. In 2000, the top three steelmakers (Nucor, US Steel,