Variation in calculated human exposure: Comparison of

0,85
MB calculations with seven European human exposure models

122
stron

1922
ID National Institute for Public Health and the Environment

2003
rok

Contents

UITGEBREIDE SAMENVATTING.7

EXTENDED SUMMARY..10

1. INTRODUCTION13

1.1 Background .13

1.2 Purpose ..14

2. PROCEDURE..15

2.1 Collection of information.15

2.2 Participating models ..15

2.3 Activities ..17

3. GENERAL MODEL INFORMATION19

3.1 Dependencies between the models and model applications .19

3.2 Model layout..21

3.3 Model possibilities..24

3.4 Model use.26

4. OVERVIEWING INPUT PARAMETERS 31

4.1 Data organisation.31

4.2 Conclusions..40

4.2.1 Human characteristics..40

4.2.2 Input parameters in relation to Exposure via crop consumption..40

4.2.3 Input parameters in relation to Exposure via inhalation of indoor air ..41

4.2.4 Input parameters related to other exposure pathways41

4.2.5 Contaminant-specific input parameters 41

5. COMPARISON OF CALCULATED EXPOSURE..43

5.1 Scenarios43

5.2 Outputs ..44

5.3 Definitions.47

5.4 Procedure..48

5.4.1 Visual interpretation ..48

5.5 Contribution of separate exposure pathways to total exposure50

5.6 Results.53

5.6.1 Insight in the variation in calculated human exposure..53

5.6.1.1Total exposure, adult .53

5.6.1.2 Exposure via separate exposure pathways 56

5.6.1.3 The influence of site characteristics on exposure via separate exposure pathways..58

5.6.2 Understanding the variation in calculated human exposure65

5.6.2.1 Exposure via soil ingestion ..66

5.6.2.2 Exposure via crop consumption.67

5.6.2.3 Exposure via indoor air inhalation73

5.7 Discussion .78

5.7.1 Acceptance of the variation in calculated exposure78

5.7.2 Communication 81

5.7.3 Harmonisation of human exposure calculations ..83

6. CONCLUSIONS AND RECOMMENDATIONS ..85

6.1 Conclusions..85

6.1.1 Exposure models .85

6.1.2 Input parameters ..86

6.1.3 Variation in exposure 87

6.1.4 Procedure on calculating human exposure .90

6.2 Recommendations 90

REFERENCES.93

APPENDIX 1: MAILING LIST ..95

APPENDIX 2: DETAILED INFORMATION ON THE EUROPEAN HUMAN EXPOSURE MODELS .97



CETOX-human (Denmark)..97

CLEA D.D. (United Kingdom) ..100

CSOIL 8.0 (The Netherlands) 104

LUR (Basque Country, Spain) ..107

NoNameGiven (France) 110

NoNameGiven (Sweden) ..113

ROME 01 (Italy)117

Vlier-humaan (Flanders, Belgium) .120