Methanol—a colourless liquid that can be made from agricultural waste—has long been touted as a green alternative to fossil fuels. But it’s toxic and only has half the energy as the same volume of gasoline. Now, Chao-Jun Li and colleagues report they’ve created a potentially cheap way to use sunlight to convert methanol to ethanol, a more popular alternative fuel that’s less harmful and carries more energy.
Published on: 21 Feb 2019
Can you imagine a future where your car is fueled by iron powder instead of gasoline?
Metal powders, produced using clean primary energy sources, could provide a more viable long-term replacement for fossil fuels than other widely discussed alternatives, such as hydrogen, biofuels or batteries, according to a study in the Dec. 15 issue of the journal Applied Energy.
Published on: 9 Dec 2015
