Metal Shop Safety, SMAW, Vertical Mill & Metal Lathe Quiz

What should you wear when operating any metalworking machinery?

• Loose clothing and jewelry

• Flip-flops and shorts

• Safety glasses and proper-fitting clothing

• Hoodie with the hood up

Before using a grinder, what should you inspect first?

• The floor around the machine

• The grinding wheel for cracks or damage

• The color of the machine

• The noise level in the shop

What is the proper response if you find a tool that is damaged or malfunctioning?

• Try to fix it yourself

• Ignore it and use it anyway

• Inform the instructor immediately

• Hide it so no one else can use it

Which of the following is NOT appropriate footwear for the metal shop?

• Steel-toed boots

• Sneakers

• Sandals

• Leather work boots

Sparks from grinding or cutting can:

• Help keep the shop clean

• Cause fires if near flammable materials

• Be ignored if they look cool

• Make the tool cut better

What is the purpose of the flux coating on a stick welding electrode?

• To make the rod look better

• To create arc flash

• To protect the weld from contamination

• To make the rod heavier

What type of current is most commonly used in SMAW?

• AC or DC depending on the electrode

• Only AC

What shade lens is required for SMAW?

• Shade 3

• Shade 5

• Shade 10 or darker

• Clear lenses

What is the main purpose of the vertical mill?

• Cutting pipe

• Welding metal

• Precisely shaping and drilling metal parts

• Melting metal

When using a metal lathe, what should always be checked before turning on the machine?

• That the floor is swept

• That all guards and chuck keys are removed

• That someone is watching

• That the lathe is unplugged