This is just going to be a little note on a new finding.  One of the problems with developing a circular economy, or trying to reduce greenhouse gas emissions, is what to do with the carbon dioxide that is present in the atmosphere, and that is emitted by many chemical reactions, including reactions with biofuels. This new process requires metals.  But it is a more efficient..

• Source: https://energycentral.com/c/cp/new-finding-carbon-nanotubes