Substances of very high concern hamper recycling Substances of very high concern (SVHC) can hamper the safe recycling of waste streams in the Netherlands. These substances occur in a wide range of waste streams.
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.