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#1
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Drilling glass- Are biocubes made of tempered glass
Want to drill a biocube. I want to know is it made of temepered glass?
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#2
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GO buy to a cheap pair of polarized shades look at the tank if you see waves or spots like you do when you look at a car window with polarized shades its tempered if not chances are its not. Id say this method is about 90% correct on telling you if its tempered or not.
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#3
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ok, ill try that. Actually, interested to see if I can see the difference.
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