To better evaluate the impact on living organisms of the widespread presence of titanium dioxide in the environment and measure the real exposure of animals and humans, scientists from INRAE, AP-HP, ...

Nanoparticles Nanoparticles are only a few millionths of a millimeter in size. They include titanium dioxide, for example, which can be found in many foods, cosmetics and medicines. Silicon dioxide is ...

What are Metal Oxide Nanoparticles? Metal oxide nanoparticles are a class of nanomaterials composed of metal cations bonded to oxygen anions, with particle sizes ranging from 1 to 100 nanometers.

3D-printed filters made from recycled nylon and titanium dioxide show promise in treating greywater efficiently, though hurdles remain before they can meet drinking water standards. Nanomaterials such ...

Experts are raising concerns about titanium dioxide, a commonly used pigment that makes our food prettier. And while the Food and Drug Administration says it's safe, the European Union and ...