Table 5 Elemental analysis of compressed...

Table 5

Elemental analysis of compressed section after 168 hours of air exposure

Element (%)	1#	4#	5#	6#
C	22.79	19.74	17.27	11.91
O	14.68	6.82	6.35	10
Al	0.48	0.07	0.13	0.48
S	0.11	0.38	0.15	0.2
Cl	0.05	0.47	0.12	0.05
Fe	61.89	72.52	75.98	77.35
Cu	0	0	0	0

Source(s): Authors’ own work

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