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Definition of Foamboard
1. Noun. A strong, lightweight material consisting of an inner layer of polystyrene clad with outer facing of either white claycoated paper or brown kraft paper. ¹
¹ Source: wiktionary.com
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1. Noun. A strong, lightweight material consisting of an inner layer of polystyrene clad with outer facing of either white claycoated paper or brown kraft paper. ¹
¹ Source: wiktionary.com