"Chimie et Société", a commission set up in 2001 within the Fondation de la Maison de la Chimie, participates in the effort to promote scientific and technical culture on the basis of examples of its sector of activity. Chimie et Société is an actor in the mediation of chemistry and is actively involved in the Science-Society debate. Indeed, Chimie et Société is particularly aware of the need to engage constructive debates with citizens and to show them the powers but also the limits of science.