Table 1 Cement chemical composition.

From: Smart waste management perspective of COVID-19 healthy personal protective materials in concrete for decorative landscape pavements and artificial rocks

Items

SiO2

Al2O3

Fe2O3

CaO

SO3

MgO

K2O

Insoluble

LOI

wt%

19.73

6.2

3.44

63.78

2.23

0.96

1.02

0.93

1.51

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