1, for welding, mainly to stimulate rhinitis, no matter what type of welding work, the most common occupational disease is the welder's fume lung.
2, for argon arc, the greatest impact, because the ultraviolet light is 25 times the welding, plus tungsten is radioactive, but now commonly used cerium tungsten radioactivity is not very high, high-frequency magnetic field on the heart, argon, although non-toxic, but the body will be in a state of oxygen deficiency. Restricted space may also suffocate. Secondly, there should be no tungsten tungsten pole and high frequency oxygen welding, but there is a lot of soot lungs can not stand. Many employees have been working for seven or eight years and their bodies are still fine. Mainly depends on the labor insurance protection and personal safety awareness. As for saying dry argon arc not fertility that are impotent said.
3, if the dust is more, the respiratory tract will have some impact, can take a mask.