The European Chemicals Agency (ECHA) is evaluating the function of the European Union (EU) Observatory for Nanomaterials (EUON). As part of its evaluation, ECHA is conducting a survey to collect responses from EUON website visitors and stakeholders. The survey includes questions concerning evaluation criteria such as use, effectiveness, coherence, EU-added value, and utility. The survey notes that under an ongoing legislative proposal, the European Commission (EC) foresees setting up a common...