Sustainability and Environment
UK Company Creates SAF from Sewage
The process leverages an abundant 'problem' feedstock
Sewage biosolid and flask of SAF
UK-based Firefly Green Fuels is pioneering a SAF production pathway that utilizes a feedstock that people just can't wait to get rid of.

While the roster of feedstocks utilized for sustainable aviation fuel (SAF) continues to grow, one of the most ubiquitous and intriguing being explored by a UK company is sewage. Gloucestershire-based Firefly Green Fuels has developed a process to turn human waste into SAF.

A 20-year veteran of the biofuels industry, company CEO James Hygate set out to find a low-value, abundant feedstock to use in SAF production. “Globally, sewage is a material in constant production; it's an unavoidable byproduct of human existence,” he told AIN.

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