The MFF is characterized by fever, cough, sputing, wheezing, chest tightness, fatique, chills, fever, myalgias, cough, dyspnea, leukocytosis with a left shift, thirst, metallic
[ncbi.nlm.nih.gov]
Regarding the specific symptoms, welding related wheezing and chest tightness were reported by about 15 % of welders.
[doi.org]
The presence of at least one welding related respiratory symptom (cough, wheezing, or chest tightness) suggestive of welding related asthma was reported by 13.8%.
[ncbi.nlm.nih.gov]