Research Article
Levels and Health Risk Assessment of Heavy Metals in Soil, Water, and Vegetables of Dar es Salaam, Tanzania
Table 5
Average daily intake (± standard deviation) of heavy metals (mg/person/day).
| Scientific name | Pb | Zn | Cu | Fe |
| I. batatas | 1.71 (0.14) | 6.15 (0.77) | 0.72 (0.12) | 9.49 (1.22) | A. hybridus | 0.59 (0.03) | 2.44 (0.10) | 0.41 (0.01) | 4.50 (0.15) | A. esculentus | 0.13 (0.03) | 1.04 (0.06) | 0.27 (0.01) | 1.91 (0.13) | S. melongena | 0.09 (0.01) | 3.00 (0.17) | 0.16 (0.03) | 1.65 (0.01) | Average | 0.63 | 3.16 | 0.39 | 4.39 | PMTDI | 0.21 | 15.0 | 2.0 | 15.0 |
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