Making organic certified fertilizer from used batteries

Farming machine spreading fertilizer on field

Tracegrow is a company based in Finland that converts industrial side streams of waste and used alkaline batteries into fertilizer products. Tracegrow extracts valuable metals such as zinc, manganese, and copper from the batteries and side streams to enrich soil and crop yields. The process of separating materials works at room temperature, resulting in minimal energy consumption and no wastewater. Learn more.

Photo by James Baltz on Unsplash