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. 2020 Apr 21;11(7):1127–1141. doi: 10.1016/j.apr.2020.04.009

Table 3.

Pearson correlation of firecrackers emission tracer metals during BDP, DDP and ADP at eastern central India.

Ca Fe Zn Al Cu K Mg
BDP
Fe −0.56b
Zn −0.44b −0.38
AL −0.07 0.33 −0.36
Cu 0.27 0.43b −0.36 0.31
K 0.65a −0.02 −0.85a −0.10 0.06
Mg 0.67a −0.26 −0.66a −0.29 −0.18 0.95a
Na −0.09 0.08 0.23 0.69a 0.53b −0.60a −0.73a
DDP
Fe 0.01
Zn −0.59 0.53a
Al 0.35 0.87a 0.36
Cu 0.50b 0.82a 0.11 0.96a
K 0.94a 0.13 −0.29 0.51b 0.57b
Mg −0.45 −0.55 0.28 −0.71a −0.84 −0.38
Na −0.11 0.77a 0.27 0.41b 0.44b −0.18 −0.27
ADP
Fe −0.45a
Zn −0.58b −0.16
Al −0.32 −0.39 0.86a
Cu 0.44b −0.57b −0.14 0.39
K 0.02 −0.68 0.35 0.16 −0.21
Mg 0.42b −0.40 0.35 0.64a 0.57b −0.12
Na −0.40b 0.92a −0.42 −0.59b −0.44 −0.66a −0.64a
a

Correlation is significant at 0.01 level.

b

Correlation is significant at 0.05 level.