1. Steel that is quenched in oil

Type of: quenched steel

• surface-to-air missile system
• surfaced road
• surfacing
• surfactant
• surfbird
• surfboard
• surfboarder
• surfboarding
• surfboat
• surfeit
• surfer
• surffish
• surficial
• surfing
• surfperch
• surfriding
• surge
• surge protector
• surge suppressor
• surgeon
• Surgeon General
• surgeon's knot
• surgeonfish
• surgery
• surgical