Related Clues:

• ''Purple ___'' (Hendrix tune)
• 'Dongs of Sevotion' musician
• Misty condition
• It follows ''Purple'' in a song title
• Waterfall effect
• Thin fog
• Mirror blurrer
• Hazard to navigation
• Unhealthy visibility reducer
• Boating hazard
• Steam (up)
• Mental fog
• Pollution problem
• City scenery blurrer
• Industrial curse