Based on natureEdit. An account may be classified as real, personal or as a nominal account. Example: A sales account is opened for recording the sales of goods or services and at the end of the financial period the total sales are transferred to the revenue statement account (Profit and Loss Account or Income and Expenditure Account).
A biofuel is a gas, liquid, or solid from natural sources such as plants that is used as a fuel. Biofuels can be mixed with conventional fuels. COBUILD Advanced English Dictionary.
What is biofuel? Biofuel can be made in two main ways; it can be grown from the fermented sugars and carbohydrates found in plants, or it can be made from the oils found in plants. The first method produces ethanol, or bio-ethanol and the second method produces biodiesel after some processing to improve combustion.