NEW YORK (CNNMoney.com)-- Gas is expensive. Old vegetable cooking oil from restaurants is free. A car can actually run on either. So why aren't more people ditching petroleum and running on peanut ...

and e-fuels offer the owners of existing cars nearly a carbon-neutral alternative.” Audi is another company at the forefront ...

Pros: Renewable, fairly widely available, and older diesel cars can seamlessly burn biodiesel or diesel. Used vegetable oil can sometimes be free. Cons: Using vegetable oil requires a costly ...

Use precise geolocation data and actively scan device characteristics for identification. This is done to store and access information on a device and to provide personalised ads and content, ad and ...

The Politecnico di Milano, coordinator of the WORLD—Waste Oils RecycLe and Development project, proposes an innovative, circular and sustainable process to turn used vegetable oil into a ...