Table 2. Three atmospheric corrosion estimation methods used in the study

Variables	Atmospheric corrosivity models
	Classification scheme	Statistical model
	PACER LIME	ICP	CORRAG
Dist	○
Cl_depo			○
Cl_prcp		○
Prcp	○	○
Tavg		○
Rhav		○
Ahav	○
TOW_c			○
SO₂	○	○	○
PM₁₀	○
O₃	○

PM₁₀ was used instead of the TSP (total suspended particles), which is a variable for PACER LIME.