Friday, 26 June 2015Updated: Friday, 26 June 2015How much do you know about renewable energy? Do you know how much money you could save by driving an electric car? Why switch to electronic billing? Try out our new quiz to find out! Launching at EXPO Milan today, this quiz will test your renewable and energy efficiency knowledge as well as introduce you to some interesting facts and figures.Try it now!At EXPO 2015, DG Energy is also hosting the ‘Sustainable Solutions for Energy, Climate and Food Security’ conference.