Red Seal Welder Practice Questions - Red Seal Welder (Interprovincial 456A) Exam

What is the primary purpose of the filter lens shade number selected for an arc welding helmet?

To make the weld pool appear larger To protect the eyes from intense visible light, ultraviolet, and infrared radiation produced by the arc To reduce the weight of the helmet To filter welding fume away from the face

Correct Answer:

To protect the eyes from intense visible light, ultraviolet, and infrared radiation produced by the arc

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