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.
Advantages. 1. Biofuels are any solid, liquid or gas that has been derived from biomass. It can be produced from any carbon source that is easily replenished such as plants. This means it is very eco-friendly as the fuel is a renewable resource. The disadvantage of biofuels is that despite being a renewable source of energy the levels of power/energy it produces are not high enough (compared to fossil fuels) to be used commerically i.e. for industry, power stations etc.