British startup turns waste coffee into biofuel for London buses

Company says Britain produces 500,000 tonnes of coffee grounds a year, most of which are discarded in landfill sites

British startup bio-bean has partnered with Shell (RDSB) and Argent Energy to create a coffee-based biofuel that will be used in London's diesel buses.

The new biofuel, which contains part coffee oil, is being added to the London bus fuel supply chain where it can be used without the need for modification, the company said in a statement, according to a report by Reuters.

How it works?

Bio-bean estimates that Britain produces 500,000 tonnes of coffee grounds a year, most of which are discarded in landfills where they emit harmful greenhouse gases.

The startup collects used coffee grounds from cafes,