Jack Farchy Alfred Cang And Mark Burton Bloomberg Businessweek

It was 5:42 a.m. on March 8 in London when the nickel market broke. At that time of day, bleary-eyed traders are typically just glancing at prices as they swig coffee on their way to the office.

It was 5:42 a.m. on March 8 in London when the nickel market broke. At that time of day, bleary-eyed traders are typically just glancing at prices as they swig coffee on their way to the office.