Possible Clues:

• Sounds like taste of wine is sharp and could strip paint
• Anaemic kitten, poorly, needs iron: this might add colour?
• Painter's tool
• Round-ended tool for mixing colours
• Artist's spatula for mixing paints
• Sounds like taste of wine can be shape or can strip paint
• Sounds like something that cuts the taste of wine is for mixing ingredients
• Artist's blade
• Cook uses this colourful range, with three elements