Advertisement

This is how palm oil is made

13 of 14
palm oil wastewater lagoon
credit: K Martinko

13. Wastewater lagoon

This is the first lagoon where wastewater goes after the methane has been captured in the bio-digester. Hondupalma uses a series of 7 lagoons to treat and clean wastewater. By the time it reaches the end, the water meets municipal testing standards and is discharged into a local river.

13 of 14

More Slideshows