Olive mill wastewater turned into biofuel and fertilizer

Olive mill wastewater turned into biofuel and fertilizer

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Mediterranean countries produce the majority of the world’s olive oil, an essential diet staple for millions of people. What is also produced along with the oil is billions of gallons of wastewater. Disposing of the waste has become a significant challenge for producers as the pollutant jeopardizes the health of groundwater, farmland and aquatic life. So far, approaches to disposal such as burning the wastewater have simply added additional pollution to the atmosphere.

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