Table 1.

Elemental Analysis of the Different Aerosols. Values are Expressed as Weight % Relative to All Metals Analyzed in the Welding Fume Aerosol. Welding Fume Samples Were Analyzed in Triplicates

Metal	GMA-MS (weight %)	MMA-HS (weight %)	FCA-HS (weight %)
Fe	90.4	30.4	37.1
Mn	6.88	43.7	36.6
Ca	0.00	0.65	6.52
Cr	0.04	8.25	2.11
Cu	0.88	0.03	0.10
K	0.13	13.4	10.0
Mg	0.02	0.78	2.21
Ni	0.00	0.31	0.42
Ti	0.26	1.29	1.10
Zn	1.25	0.73	0.10