![HELP] Why does my resin expand? and how can I help it not expand and crack the glass jars? : r/ResinCasting HELP] Why does my resin expand? and how can I help it not expand and crack the glass jars? : r/ResinCasting](https://preview.redd.it/help-why-does-my-resin-expand-and-how-can-i-help-it-not-v0-rx8xkjb5qe3b1.jpg?width=640&crop=smart&auto=webp&s=ad21cc75b2d5819c9b4bcfb609a15b3d1c72423c)
HELP] Why does my resin expand? and how can I help it not expand and crack the glass jars? : r/ResinCasting
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