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.
Biofuels are any commercially produced liquid or gas used to fire a heating device and derived from renewable biomass, including agricultural crops and residues, forest products and by-products, and separated food waste. Biofuels are commonly blended with diesel or other distillate fuels such as number 2 heating oil.