Protection of Defence personnel against health risks of chromium-6 was inadequate From 1984-2006, employees of the Dutch Ministry of Defence were exposed to chromium-6 during maintenance work.
Guus Velders in Nature's "Ten people that mattered this year" Researcher Dr Guus Velders of RIVM has made the Nature top-10 list of 2016. This means that, according to Nature, he was one of the 10 most influential scientists in 2016.