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Emission Assessment for the Identification of Sources and Release of Airborne Manufactured Nanomaterials in the Workplace: Compilation of Existing Guidance

This document should be seen as a component of the overall work of the programme on the safety of manufactured nanomaterials, which is been developed by OECD’s WPMN. It is one element within the frame of complete exposure assessment consisting of nanomaterial emission sampling and measurement from different sources within the production process including different routes; and the fate of nanomaterials in different compartments such as air, water and soil including possible aspects linked to their aggregation and agglomeration, absorption of nanomaterials by the body and their subsequent possible toxicological effects. Separate future documents should build on this emission guidance document to cover exposure assessment through relevant routes such as inhalation and skin contact. Exposure assessment combined with hazard assessment conducted through WPMN Sponsorship Program for Safety Testing of Representative Nanomaterials14 will inform guidance on exposure mitigation activities including engineering techniques and personal protective equipment.