How to Harden Blu-Tack
- 1). Clean and dry work surface. Tear a piece of Blu-Tack from the packaged strip. Place on surface and form as directed in craft project.
- 2). Add a layer of fast drying enamel paint to Blu-Tack. Allow to dry and harden.
- 3). Place ice cubes in a plastic bag. Put bag of ice on any Blu-Tack that has gotten embedded in carpet or stuck to another surface.
- 4). Allow time for Blu-Tack to freeze. Pry off surface using a steel comb. Repeat process until Blu-Tack is thoroughly hardened and releases from the surface.
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