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Copper develops its characteristic blue-green patina through decades of oxidation
maintaining clean visual presentation in finished pieces
The washable formula cleans easily from skin and most clothing
blend with fingers
Parents appreciate how paper folding develops spatial reasoning and fine motor control while children simply enjoy watching flat paper become creatures they recognize
Slow-Dri Fluid Retarder Clearance Copper develops its characteristic blue-greenAcrylic paint dries faster than most artists need it to. This retarder solves that timing problem by extending your working window by 40%, giving you space to blend gradients, soften edges, and refine transitions before the paint sets. The formula maintains your paint's transparency level, glazes stay luminous, opaque passages keep their coverage, while slightly lowering viscosity for smoother flow across the surface. Mix Slow Dri directly into your
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