Alum Crystals Time Lapse
February 4, 2011 at 1:54 pm Leave a comment
Grow these crystals by dissolving alum in half a cup of boiling water. You’ll need about 2-1/2 tablespoons of alum. Allow the solution to sit undisturbed. Within a couple of hours, you’ll have this!
Entry filed under: Uncategorized. Tags: alum, alum crystals, crystals, time lapse.
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