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Because of their small size, nanoparticles may have unique physical and chemical properties. These properties may cause them to interact with living systems differently than larger materials with the same chemical composition (also known as bulk materials).

Toxic effects of TiO₂ NPs on aquatic organisms

Does It Cause Cancer?

Following a request for assessment in 2020 by the EU, the European Food Safety Authority (EFSA) assessed E171, particularly for its genotoxicity. In 2022, the agency deemed the food additive no longer safe for use.  

In addition, lithopone has a strong hiding power beyond zinc oxide. This means less lithopone will have greater coverage and masking power, saving you time and money. No need to worry about multiple coats or uneven finishes anymore - the hiding power of lithopone ensures a flawless, even look in a single application.