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MIT Student Claims He Synthesized One of World’s Deadliest Chemicals, Triggering Massive Hazmat Response

The student remains under medical supervision as MIT keeps Building 18 closed for specialized decontamination and officials investigate the reported lab spill.

  • An MIT student transported themself to Massachusetts General Hospital Wednesday night after potential exposure to dimethyl mercury inside a laboratory, a Cambridge spokesperson confirmed Saturday.
  • MIT officials reported the student claimed to have synthesized the compound, which was not authorized by their research program; the university is investigating whether the substance was actually created.
  • Late Wednesday, the Boston Fire Department's Hazmat team treated the individual at the hospital, while Massachusetts General Hospital remains open to operations.
  • Initial blood test results show no sign of mercury exposure, with the student's permission disclosed by officials; the student remains under medical supervision.
  • Building 18 remains closed through Sunday as specialized decontamination efforts continue out of an abundance of caution.
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This article was originally published on Cedarnews.net. For more news and exclusive reports, visit our website. Decontamination ongoing at MIT: Decontamination is ongoing after MIT student reports creating dimethyl mercury. The initial report was published by USA Today. This news was published on the Cedarnews website. For more breaking news and exclusive reports, visit our official website.

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Hindustan Times broke the news in New Delhi, India on Saturday, August 29, 2026.
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