Dutch air quality shows little improvement in 2017 In 2017, concentrations of nitrogen dioxide and particulate matter in most parts of the Netherlands were below European limit values.
Health effects due to titanium nanoparticles in food and toothpaste cannot be excluded Health effects due to exposure to titanium dioxide nanoparticles via food, food supplements and toothpaste cannot be excluded.
Regulation of nanomaterials needs more than definition alone In a new publication, RIVM indicates scientific challenges in the use of the EU definition for nanomaterial in legislation.