Are you on LinkedIn? ECHA has recently set up three LinkedIn groups on <link http: elm-links.echa.europa.eu l b9df450aeeee4bc092afe3ae80847cbf d7558bfc _blank>nanomaterials, <link http: elm-links.echa.europa.eu l b9df450aeeee4bc092afe3ae80847cbf d7558bfc _blank>IUCLID and <link http: elm-links.echa.europa.eu l b9df450aeeee4bc092afe3ae80847cbf d7558bfc _blank>substitution, where you can share information and engage in the conversations. If you have a stake in one of these topics, ECHA welcomes your expertise.