Atualizado em
28 fev 2015

  • Japonês
  • Inglês (EUA)
  • Castelhano (Espanha)
Pergunta sobre Inglês (EUA)

The media here is making such a fuss about hydrogen these days. Many programs on TV are proclaiming how revolutionary fuel cell cars are; they emit only water when running, nothing harmful to the environment, the perfectly eco-friendly means of transportation. In fact, however, we still need electricity to generate hydrogen. So, how we generate that electricity pollution-free is a big remaining problem. soa natural?

Read more comments

  • Inglês (EUA)
[Notícias] Ei você! Aquele que está aprendendo um idioma!

Partilhar esta questão
Related questions
Similar questions
Previous question/ Next question