The world's first hydrogen powered, emission-free train is set to go into service in Germany in 2017 -- a ground-breaking innovation that could signal the phasing out of heavily polluting, diesel-powered trains.
원문출처 : http://www.cnn.com/2016/11/03/europe/germany-zero-emissions-train/index.html
원문출처 : http://www.cnn.com/2016/11/03/europe/germany-zero-emissions-train/index.html