Related Clues:

• Arctic Ocean obstacle
• Drifting ice
• Lettuce layer
• Unsinkable white sheet
• Arctic hazard
• It might be stained
• Icy hazard
• Read casually
• Stamp collection?
• Glass section
• Table or drawbridge section
• Canadian flag symbol
• Some people turn over a new one
• It's see-through
• Plexiglass sheet