Table 1 Factors and levels of Box-Behnken experimental design.

From: Optimization and field application of an eco-friendly molasses-based dust suppressant for open-pit coal mine haul roads

Factors

Levels

− 1

0

1

A: Molasses (%)

25

30

35

B: SDBS (g/L)

0.5

1.0

1.5

C: Glycerol (%)

1.5

2.0

2.5

D: CaCl2 (%)

1.5

2.0

2.5

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