Pultrusion and Extrusion to Recycle Filament
Benjamin Davis
First place · Regeneron ISEF 2025
Reported about 45% greater efficiency than comparable systems at roughly 90% lower cost.
- 3d-printing
- recycling
- pultrusion
- +2
What strong projects actually look like — the question they asked, the design that survived review, and the one decision that made the difference.
Archive entries are summaries compiled for study. Read them for how a project was structured, argued, and defended — not as a template to reproduce. Copying someone else's project is the one thing that will end yours.
2 projects
Benjamin Davis
First place · Regeneron ISEF 2025
Reported about 45% greater efficiency than comparable systems at roughly 90% lower cost.
Siyaa Poddar
First place · Regeneron ISEF 2025
Low-cost detectors for toxic silica and uranium dust, built from colour-changing chemistry stabilised inside metal-organic frameworks, developed with Indigenous communities near abandoned mines in the US Southwest in mind.