Recent content by dspdrew

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    Problem with corrosion of gypsum cement

    Thanks everyone for your help. I'll give these ideas a try and let you know how it turns out.
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    Problem with corrosion of gypsum cement

    Up until now I thought Hydrostone was mostly concrete, but now that I know it's not, concrete does sound like an option. Terra cotta, or other clay-based materials would work great, except they either need to be fired, or if they're already fired, they would need to be cut and fit into the...
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    Problem with corrosion of gypsum cement

    Interesting. The water actually serves both functions. The particular type of ants that this specific formicarium is for, are called Leaf Cutter Ants. They garden a type of fungus that requires near 100% humidity at all times. For the sake of not complicating the post too much, I didn't mention...
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    Problem with corrosion of gypsum cement

    Hi, I have been working on a formicarium (terrarium for ants) design for a while now, and have been battling a problem with what I think is corrosion of gypsum cement. This design has a hydration system that basically uses capillary action to wick water up a sponge and into gypsum cement...
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