Restoring old revision of "Item:Q919"
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| Property / place of birth | |||
| Property / place of birth: Mankato / rank | |||
| Property / notes | |||
| Property / notes: Invented a commercial building material composed of recycled paper and glue. Originally created as an entry in a science fair competition in 1991. The material is now manufactured under the trade name Environ. / rank | |||