| Why | Category | Biotech |
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| Level | Hard |
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| Use | Freeze cell therapies without toxic DMSO, by stopping ice crystals from growing |
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| What | Atoms | Ice surface 300–1k + molecule + water. C H O N |
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| Build | Testing | Medium Freeze–thaw cell survival tests |
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| Funding | Compute ~$300 · Make ~$5–20k · Test ~$20–50k cell assays · Other ~$10k patent |
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| Time | Make 4–8 wks · Test 4–8 wks · Total ~2–4 months |
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| How | Contact us for the design specs and build plan → |
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| Demo | Ice crystal stops growing where the new molecule sits |
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| Competition | DMSO media (BioLife CryoStor), sugar and polymer ice blockers in research |
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| Business | Buyers | Cell therapy makers, cell banks |
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| Revenue | High License to cell-media makers. ~$1–5M/yr |
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