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. 2021 Jul 2;44(8):2389–2405. doi: 10.1007/s10653-021-01020-y

Table 10.

Health Risk index of potentially toxic elements in popcorn kernels

MSWC rate (t/ha) As Cr Cu Fe Hg
Adult Children Adult Children Adult Children Adult Children Adult Children
Control 8.27E−04 3.31E−04 5.62E−03 1.05E−02 6.92E−05 1.29E−04 2.73E−03 1.46E−01 2.28E−04 2.28E−04
4 6.40E−04 2.56E−04 5.30E−03 9.90E−03 4.54E−05 8.48E−05 1.76E−03 9.40E−02 1.06E−03 1.06E−03
8 5.28E−04 2.11E−04 4.50E−03 8.41E−03 4.62E−05 8.62E−05 1.98E−03 1.05E−01 5.53E−04 5.53E−04
SD( ±) 8.81E−05 3.52E−05 4.53E−04 8.46E−04 5.51E−06 1.03E−05 1.47E−04 7.82E−03 2.09E−04 2.09E−04
LSD (p < 0.05) 2.16E−04 8.62E−05 1.11E−03 2.07E−03 1.35E−05 2.52E−05 3.59E−04 1.91E−02 5.11E−04 5.11E−04
Sig * * ns ns ** ** ** ** * *
MSWC rate (t/ha) Mn Ni Pb Co Zn
Adult Children Adult Children Adult Children AdultAdult Children Adult Children
Control 2.45E−04 4.57E−04 1.18E−05 2.21E−05 3.56E−05 6.64E−05 2.43E−06 4.54E−06 5.58E−04 1.04E−03
4 1.66E−04 3.10E−04 1.10E−05 2.04E−05 2.35E−05 4.38E−05 2.22E−06 4.14E−06 3.40E−04 6.35E−04
8 1.81E−04 3.37E−04 1.06E−05 1.99E−05 2.31E−05 4.32E−05 2.22E−06 4.14E−06 3.02E−04 5.63E−04
SD( ±) 3.21E−05 2.45E−05 4.14E−07 7.74E−07 8.46E−07 1.58E−06 4.96E−08 9.26E−08 4.13E−05 7.71E−05
LSD (p < 0.05) 3.21E−05 5.99E−05 1.01E−06 1.89E−06 2.07E−06 3.86E−06 1.21E−07 2.27E−07 1.01E−04 1.89E−04
p ** ** ns ns ** ** ** ** ** **

MSWC Municipal solid waste compost, LSD Least significant difference at p ≤ 0.05, SD standard deviation

**Significant at p = 0.001, *significant at p = 0.05