Storing hydrogen is a bit of a problem, particularly when looking at ways to store hydrogen for fuel-cell powered vehicles. Hydrogen is difficult to store in tanks because it has a tendency to be quite explosive and researchers worldwide are currently looking into ways to stabilise the hydrogen by adding elements that bond with it.

One of the most promising looking solutions recently has been carbon nanotubes. However this is a high-tech solution which is also quite costly.  Read more... (228 words, estimated 55 secs reading time)