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Table 10 Emission of nanomaterials in different operations or processes in nanotechnology industry

From: Longitudinal follow-up of health effects among workers handling engineered nanomaterials: a panel study

Operation

Emission of Nanomaterials

Coating of nanomaterials (Enclosed)

Negligible

Mixing/grinding of nanopigments (Enclosed)

Negligible

Synthesis of nanomaterials (Wet process)

Negligible

Centrifuge of nanomaterials (wet process)

Negligible

Spray drying of nanomaterials

Yes

Welding

Yes

Polishing

Yes

Milling

Yes

Grinding

Yes

Foundry Industry

Yes