Toyota said that it will show off two new electric vehicles powered by hydrogen fuel cells at the Tokyo Motor Show this month. Both are \"concepts,\" or show vehicles, but at least one will go into limited production.   [출처] madison, 2017.10.18. http://host.madison.com/business/investment/markets-and-stocks/why-is-toyota-doubling-down-on-hydrogen-fuel-cells/article_9375aa85-9ea0-5139-9fc7-0d742971b185.html