welding

For proper eye protection when arc welding the minimum shade number should be

• 4
• 6
• 10
• 12

The welding area should be kept free of _____________.

• grease, fuels and solvents
• ultraviolet rays
• infrared rays
• electrodes

Arc welding produces harmful _____________.  

• Noise
• Light rays
• heat
• gas

When arc welding do NOT use cables that are _________.

• welded
• soldered
• cracked, cut or frayed
• spliced

Careful handling of compressed gas cylinders includes _________.

• keeping caps in place
• fastening in an upright position
• labeling when empty
• all of these

When welding, the operator should not carry ______.

• paper in his/her pockets
• cigarette lighters
• rags
• tools

When welding the operator should NEVER lay or stand _____________.

• on concrete floors
• on damp ground
• on metal
• on wood stuctures

Saturation of clothing by moisture or perspiration increases the risk of ___________.

• weld burns
• electrical shock
• getting a flash
• welder fatigue

When starting beginning to arc weld, the operator should __________.

• turn on the exhaust fan
• clean area of scraps and tools
• shield others from arc rays
• all of these

Gloves used for arc welding should be _________.

• gauntlet gloves
• cotton cloves
• synthetic material gloves
• work gloves