Related Clues:

• Fine spray of rain
• Drops by Niagara Falls?
• Spray setting
• Thing on the cover of 'Dark Side of the Moon'
• Spectrum-forming solid
• Cause of reduced visibility
• Rainbow medium
• It hangs around the Amazon
• Spectrum-showing device
• Color-full device?
• Light spray
• Optics device
• Bender of rays
• Color refractor
• Ocean spray