> "What I find alarming is there's truly only one environmental link to primary brain tumors and that's ionizing radiation. It's not contaminated water. It's not air. It's not something in soil. It's not something done to us due to bad habits," Lupiano said.
And from 1997[2]:
> What was supposed to be a simple classroom demonstration of a Geiger counter turned into a school-closing panic when the sensitive radiation detector set up a loud clamor over a rock.
> Colonia High School was evacuated and a hazardous materials team clad in lead aprons borrowed from a dentist secured the rock in a lead-lined box.
[...]
> Earth science teacher Rita English was demonstrating the Geiger counter Tuesday with small, store-bought samples when students encouraged her to try other rocks that had been kept in a storage cabinet.
> ``She touched some small rocks and it made little `click, click’ noises,″ said Tyrona Timmons, 15.
> ``Then she brought out this big rock, and when she touched it, it started beeping real loud.″
[...]
> The rock was identified as uraninite, a uranium-containing stone which exists in New Jersey but is more common in Colorado and Utah. How it came to the school is anybody’s guess and officials were trying to contact former teachers, Seitz said.
Why would a hazmat team need to borrow lead aprons from a dentist? Surely those are not the best radiation shields in existence but rather just good enough for the purpose.
> "What I find alarming is there's truly only one environmental link to primary brain tumors and that's ionizing radiation. It's not contaminated water. It's not air. It's not something in soil. It's not something done to us due to bad habits," Lupiano said.
And from 1997[2]:
> What was supposed to be a simple classroom demonstration of a Geiger counter turned into a school-closing panic when the sensitive radiation detector set up a loud clamor over a rock.
> Colonia High School was evacuated and a hazardous materials team clad in lead aprons borrowed from a dentist secured the rock in a lead-lined box.
[...]
> Earth science teacher Rita English was demonstrating the Geiger counter Tuesday with small, store-bought samples when students encouraged her to try other rocks that had been kept in a storage cabinet.
> ``She touched some small rocks and it made little `click, click’ noises,″ said Tyrona Timmons, 15.
> ``Then she brought out this big rock, and when she touched it, it started beeping real loud.″
[...]
> The rock was identified as uraninite, a uranium-containing stone which exists in New Jersey but is more common in Colorado and Utah. How it came to the school is anybody’s guess and officials were trying to contact former teachers, Seitz said.
[1] https://www.cbsnews.com/newyork/news/former-woodbridge-n-j-r...
[2] https://apnews.com/article/f10ba58472bcc0e1ababb5fc8ad8d321