Audi opened the e-gas plant in Werlte yesterday, making it the first automobile manufacturer to develop a chain of sustainable energy carriers. It begins with green electricity, water and carbon dioxide. The end products are hydrogen and the synthetic methane: Audi e-gas. Audi says it's the first automaker to "develop a chain of sustainable energy carriers." "The power-to-gas facility we built in Werlte can become a beacon project for the entire … [Read more...]