Question

1 of 6 the no. 1 cause of fumes is ____. bad weather electricity heat filler metals previous activity << activity: module 8: fumes and welding gases quiz status: started on 9/19/2025, 9:10:27 am return to summary

Explanation:

Welding fumes are primarily caused by the vaporization of metals due to heat during welding, which then condenses into particles.

Answer:

B. Heat