Possible Clues:

• Clear and transparent, water say
• Young offender wearing headgear? That's clear
• Puck immersed in pool — oxygen goes clear
• Not at all clouded
• Little rascal in top that's transparent
• 'Of liquid, clear and transparent (6)'
• One politician must be under cover, that's clear
• Go haltingly, so I would - that makes it clear
• Effective restraint will bind devil, that's clear
• Floppy fish, translucent