{
  "id": 16089005,
  "title": "Nontoxic 'light-activated' compound shows promise for safer 3D printing of advanced biomaterials",
  "url": "https://urgent.news/2026/10/22/nontoxic-light-activated-compound-shows-promise-for-safer-3d-printing",
  "topic": "science",
  "section": "Science",
  "published": "2026-10-22T19:00:02.000Z",
  "source": {
    "name": "Phys.org",
    "slug": "phys-org",
    "url": "https://phys.org/news/2026-10-nontoxic-compound-safer-3d-advanced.html"
  },
  "original_language": "en",
  "account": "Scientists from Nanyang Technological University, Singapore have created a new class of light-activated compounds that could revolutionize 3D printing with safer, non-toxic materials. These aryl diazirine photoinitiators, published in NPG Asia Materials, are nontoxic to human cells and offer superior performance compared to current industry standards. The study demonstrates the compounds' ability to reduce material shrinkage and compatibility with water-based sustainable resins. Unlike traditional photoinitiators like TPO and BAPO, which are banned in certain regions due to reproductive toxicity, these new compounds are safe, biocompatible, and even water-soluble. This breakthrough could lead to more advanced manufacturing, biomaterials, and wearable electronics while addressing environmental concerns.",
  "summary": "Scientists from Nanyang Technological University, Singapore (NTU Singapore) have developed a new class of light-activated compounds that could lead to safer and more versatile applications in 3D printing, cosmetics and medicine.",
  "key_points": [
    "Scientists create nontoxic light-activated compounds for safer 3D printing.",
    "Aryl diazirine photoinitiators reduce material shrinkage and improve compatibility.",
    "New compounds are biocompatible, water-soluble, and safer than traditional photoinitiators."
  ],
  "editors_take": null,
  "illustration": null,
  "coverage": {
    "outlets": 1,
    "also_reported_by": []
  },
  "ai_generated": true,
  "disclaimer": "Summaries, key points and the editor’s take are written by software from other outlets’ reporting and may contain errors — always check the linked original."
}