IN 2016 TOKYO’S then governor, Masuzoe Yoichi, predicted that the Olympics the Japanese capital was to host in 2020 would “leave a hydrogen society as its legacy”, just as the 1964 Tokyo games left the Shinkansen bullet trains. Later that year Mr Masuzoe resigned over an expenses scandal. But as Tokyo prepares for the pandemic-delayed opening ceremony on July 23rd his dream lives on.
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For the first time, the Olympic torch burned hydrogen (never mind that the flame is colourless). Officials will be ferried around in some 500 cars and 100 buses made by Toyota and
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