Question

safety goggles or safety glasses used with the oxy-fuel system must have a minimum shade of___.
select one:
○ a. 4
○ b. 6
○ c. 10
○ d. 2

Explanation:

In oxy - fuel systems, safety goggles or glasses for protection against the light and radiation from the oxy - fuel process must have a minimum shade of 4. This is a standard safety requirement in welding and oxy - fuel related operations where the light intensity and radiation levels dictate the appropriate shade of safety eyewear.

Answer:

a. 4