The activities related to nanomaterials, considered as presumed dangerous chemical agent, are subject to the “precautionary principle”.
Since the court judgments of the Court of Cassation (02/28/2002) on asbestos, the employer has a security performance obligation, in accordance with the employment contract and even in the absence of a regulation. The employer must therefore take all necessary precautionary measures, andmay propose protection equipment's andprotect the health of hisemployees (L 122-45 labor code).