When comparing different types of antifouling paints against fouling on leisure boats, the results were the opposite of what many would expect. Of the paints tested, the biocide-free silicone paint worked best, and the paint marketed as environmentally friendly turned out to be extremely toxic. ...
Source: [Phys.org](https://phys.org/news/2026-06-copper-high-rivals-silicone-fouling.html)