blechnet: Cooling water treatment using microbiology instead of hazardous chemicals

blue activity - Mikrobiologie statt Gefahrstoffe

26. May 2025

Blue Activity offers a natural solution for industrial cooling water treatment in open recooling systems, using microorganisms and biopolymer-based additives. Traditionally, chemical biocides are used in cooling towers, which place a burden on the environment. PFIF, a specialist in funding support, backs the start-up, whose solution also helps reduce water consumption.

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blue activity Gründer Michael Simon und Lars Havighorst

17. March 2026

StartingUp: blue activity secures €8.5 million for biocide-free cooling water treatment

Kühlwasserbehandlung ohne Chemie

12. September 2025

Industrie Anzeiger: How a start-up keeps cooling towers clean without chemicals

blue activity Handelsblatt

30. January 2025

Handelsblatt: Sustainable revolution in cooling water treatment