IELTSDATA READING PASSAGE 79-BIO FUELS
IELTSDATA READING PASSAGE 79-BIOFUELS. A. Soon, we’re told, corn crops will be as valuable as oil. This is because corn and a few other crops are being promoted as the biofuels of the future. Biofuel is an umbrella term used to describe all fuels derived from organic matter. The two most common biofuels are bioethanol … Read more