English Unlimited HTL 3, Schulbuch mit Audio-CD und CD-ROM

67 Money matters 05 LANGUAGE SKILLS EXPLORE LOOK AGAIN EXTRAS Several non-conventional / alternative fuels have been developed to reduce our dependence on fossil fuels. Write the following fuels under the correct heading. Use the internet to help you. 38 a Complete the descriptions with words from the box in 38a. 1 is made from vegetable oil or animal fat that reacts with an alcohol and can be used in standard diesel engines. 2 is a form of alcohol and used as an additive to fuel. It is often made from sugar cane. 3 is usually found in deep underground natural rock formations. It has to undergo processing to remove impurities before using it as a fuel. b Listen to Alex talking about his journey to school. Write down the numbers he mentions. 1 Alex began the College for engineering, arts and crafts years ago. 2 He needs different types of public transport to get to school. 3 His travelling time on the way to school is one hour and minutes. 4 He was when he first started using public transport. 5 Alex got his driving licence years ago. 6 He has to start out at am to arrive on time. Work in pairs. Discuss which of your habits or actions saves fossil fuels. If you cannot think of any, discuss what you could do to save fossil fuel. On your own, write down one habit or possibility of saving fuel. Present your idea to the class and make sure you explain why it will save fuel. Example: I ride my bike five kilometres every day. Nobody has to drive me places anymore. This will save fuel in a car. 39 TCD 2/04 40 a b Conventional Alternative biodiesel coal bioethanol natural gas non-fossil methane petroleum uranium vegetable oil Nur zu Prüfzwecken – Eigentum des Verlags öbv