Firms developing nanotechnologies must take a precautionary approach to the sector to prevent environment and health risks, the Swedish chemicals inspectorate says in a report released on Wednesday.
"Companies should apply special precautions in the development and use of nanomaterials," the agency (KemI) says, because of the "rapid development in this area and the great lack of knowledge about risks".
Though the sector is covered by legislation, KemI says in many cases nanomaterials used in finished products will fall through the chemical safety assessment net being introduced in the EU's new Reach chemical policy.
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