Published May 27, 2021 | Version 1.0
Dataset Open

SUPPLEMENTARY MATERIAL for Assessment of exposure determinants and exposure levels by using stationary concentration measurements and a probabilistic Near-Field/Far-Field exposure model

  • 1. Air Pollution Management, Willemoesgade 16, st tv, Copenhagen DK-2100, Denmark; ARCHE Consulting, Liefkensstraat 35D B-9032 Wondelgem, Belgium; Institute for Atmospheric and Earth System Research (INAR), University of Helsinki, PL 64, FI-00014 UHEL, Helsinki, Finland
  • 2. Dipartimento di Scienzae Alta Tecnologia, Università degli Studi dell'Insubria, via Valleggio 11, 22100 Como, Italy
  • 3. ARCHE Consulting, Liefkensstraat 35D B-9032 Wondelgem, Belgium
  • 4. Division of Ergonomics and Aerosol Technology, Lund University, P.O. Box 118, SE-22100 Lund, Sweden
  • 5. FORCE Technology, Copenhagen, Denmark
  • 6. Nickel Institute, Rue Belliard 12, 3rd floor,1040 Brussels, Belgium; Belgian Center for Occupational Hygiene, Technologiepark 122, 9052 Zwijnaarde, Belgium
  • 7. Jayjock Associates, LLC, 168 Millpond Place, Langhorne, PA, United States
  • 8. Institute for Atmospheric and Earth System Research (INAR), University of Helsinki, PL 64, FI-00014 UHEL, Helsinki, Finland; Department of Physics, The University of Jordan, Amman 11942, Jordan
  • 9. TECNALIA Research and Innovation - Basque Research and Technology Alliance (BRTA), Parque Tecnológico de Alava, Leonardo Da Vinci 11, 01510 Miñano, Spain
  • 10. University of Minnesota Twin Cities, Environmental Health Sciences, School of Public Health, 420 Delaware St SE, Minneapolis, MN, United States
  • 11. Cullinagh, Newcastle West, Transgero Limited, Co. Limerick, Ireland; Department of Accounting and Finance, Kemmy Business School, University of Limerick, Ireland

Description

Table of contents

Text S1. Terminology according to ECHA R.14                                                                         3

Text S2. Data requirements for exposure modeling and emission source characterization      4

Text S3. Generation rate                                                                                                            6

Text S4. Air mixing flow rate between NF and FF, β                                                                   7

S4.1 Brief description of a Near-Field/Far-Field (NF/FF) model                                                  7

S4.2 Approximation methods                                                                                                       7

S4.3 Approximation methods applicability for powder pouring measurements                            8

S4.4 Setting the mean random air speed and near field volume flow rate                                   8

References                                                                                                                                   9

Appendix S1. Simulation of NF flow rate                                                                                     10

Appendix S2. No. 1: Observed scenario                                                                                     12

Appendix S3. No. 2: G range increased by ×2                                                                            15

Appendix S4. No. 3: β decreased by ×2                                                                                      18

Appendix S5. No. 4: AER reduced by ×5 to 0.4 to 1.6 1/h                                                           21

Appendix S6. No. 5: A small room (Vroom = 100 m3)                                                                   14

Appendix S7. No. 6: NF including LEV at 9.6 m3/min                                                                  27

Appendix S8. No. 7: A large room (Vroom = 10 000 m3)                                                               31

Appendix S9. No. 8: Worst-case: G increased, β decreased, AER decreased and small room   34

(Vroom = 100 m3)

Notes

The main text is submitted to Open Research Europe.

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Additional details

Funding

ASINA – Anticipating Safety Issues at the Design Stage of NAno Product Development 862444
European Commission