AWS Safety & Personal Protective Equipment 2

Question 1

Which ANSI standard governs the minimum requirements for eye and face protection in welding operations?

Accepted Answer

ANSI Z87.1

Answer

ANSI Z87.1 sets the performance criteria and testing requirements for occupational eye and face protection devices.

Question 2

When welding in a confined space, what is the minimum oxygen concentration level required for safe breathing air?

Accepted Answer

19.5%

Answer

OSHA requires a minimum of 19.5% oxygen in confined spaces; below this level the atmosphere is considered oxygen-deficient.

Question 3

A welder notices arc flash burns on their forearms despite wearing a welding jacket. What is the most likely cause?

Accepted Answer

The sleeves were rolled up during welding

Answer

Rolling up sleeves exposes skin to UV radiation and spatter, defeating the purpose of the FR protective jacket.

Question 4

Which type of respirator is specifically required when welding on galvanized steel?

Accepted Answer

Supplied-air respirator or PAPR with metal fume filter

Answer

Galvanized coatings release zinc oxide fumes that can cause metal fume fever; a supplied-air or PAPR system with appropriate filters provides necessary protection.

Question 5

What does the designation 'FR' on welding clothing indicate?

Accepted Answer

Flame resistant

Answer

FR stands for Flame Resistant, meaning the fabric self-extinguishes and does not continue to burn after the ignition source is removed.

AWS Practice Test

AWS Practice Test

AWS Safety & Personal Protective Equipment 2