Ethanol is one of the best tools we have to fight air pollution from vehicles. And there is no fuel available at scale today that matches ethanol's ability to improve overall environmental quality compared to gasoline. From its biodegradable nature to reductions in greenhouse gas and tailpipe emissions, ethanol provides a tool to address environmental [...]

Ethanol blends vary from as little as 5% (E5) to 100% pure ethanol, but in Australia the most common blends are E10, and E85. Sucden reports that as of 2014, world ethanol consumption was about 100 billion litres, around 87% of which is used for fuel – a sharp increase from nearly 74 billion litres [...]