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.
Assessment of health effects of alternative tobacco products To assess the effects on the health of users of alternative tobacco products, more knowledge is required about the composition of the product, the smoker’s behaviour (such as the amount of cigarett