Research Article

Aerosol Pollution from Small Combustors in a Village

Table 3

VARIMEX normalized rotated factor loadings for a factor analysis on Brzezina PM10 data set. Loadings for which the absolute value is greater than 0.700 are indicated in italic.

Summer 2009Summer 2010Winter 2010Winter 2011
El.F1F2Com.F1F2Com.F1F2Com.F1F2Com.

K0,920,100,850.840.290.900,790,420,800,950,110,97
Ca0,980,080,970.860.330.960,630,540,680,780,230,94
Cr0,470,050,230,710,050,510.100,950,89
Mn0,950,020,910.880.050.800,870,220,810,390,880,98
Fe0,960,210,960.880.330.940,900,210,860,650,730,98
Cu0,480,540,530.370.910.950,820,070,680,700,540,96
Zn0,920,030,840.780.290.940,950,160,940,950,220,98
Br0,860,200,770.360.380.430,930,110,880,880,320,94
Pb0,870,120,800.160.940.960,730,450,740,930,150,98
As0,090,950,910,070,850,740,820,020,90

Var.,%641377572077611576573087

S.C.,%611231157965520

Com. is the communality: the proportion of a variable’s variance explained by a factor structure.
Var., % is the total variance explained by a factor in percent.
S.C., % is average source contribution to PM10 mass concentration in percent.