1 | And last is cost, last is cost; hydrogen is not cheap. | |
2 | In Japan, they appear to have been ruptured by explosions of escaping hydrogen. | |
3 | Did escape of hydrogen help to set the stage for complex life on Earth? | |
4 | Second, if the model is correct, some other process could be pulling (or pushing) hydrogen toward the surface. | |
5 | FutureGen will initiate operations in 2012, and the plant will be the first in the world to produce both electricity and commercial-grade hydrogen from coal simultaneously, according to DOE. |