Unrestricted sale of helium gas canisters
Home Office received 2 coroners' reports about this hazard between 9 Jul 2014 and 30 Aug 2022.
They came from 2 different coroners in 2 coroner areas. A similar concern was raised again 1 time after the first warning.
A published response was found for 1 of the 1 earlier reports, stating 0 specific actions.
The story, report by report
Spacing grows with the time between reports.
“The sale of Helium gas canisters is readily available to members of the general 1 public with no apparent restrictions or conditions on sale or place.”
Original on judiciary.uk ↗ Home Office responded.Response (PDF) ↗
- 8 years 2 months laterIdentical hazardConfidence 0.95 · higha different coroner
“There is no restriction on members of the public purchasing these items.”
Original on judiciary.uk ↗ Repeated from the earlier report:memberspublic
Home Office responded.Response (PDF) ↗
- All reports to Home Office
Each row is one judged link between an earlier and a later report. Open a row to read both quotes, found word for word in the originals.
2014 → 2022David Honnor8 years 2 months after David Giles · different coronerIdentical hazardConfidence 0.95 · high
Identical hazardConfidence 0.95 · highBoth reports highlight that helium gas canisters can be bought by the public without any purchase restrictions. They note the lack of controls on sale and the associated suicide risk.
David Giles · 9 Jul 2014
“The sale of Helium gas canisters is readily available to members of the general 1 public with no apparent restrictions or conditions on sale or place.”
Original on judiciary.uk ↗ David Honnor · 30 Aug 2022
“There is no restriction on members of the public purchasing these items.”
Original on judiciary.uk ↗
No specific action could be extracted with a verified quote.
No specific action could be extracted with a verified quote.
- Each report's concerns were extracted by Nemotron 3 Nano on Nebius Token Factory, each with a quote copied from the report.
- Concerns from reports to Home Office at least six months apart were compared by meaning (Qwen3 embeddings) and wording (TF-IDF).
- The closest pairs were judged by Nemotron 3 Super with reasoning on. Only identical or closely related, with confidence of at least 0.70, are shown.
- Every quote was checked by code as an exact substring of the original text. Names of staff and family are redacted, and the deceased are named by report title only.
| Link | Meaning | Wording | Judge | Coroner |
|---|---|---|---|---|
| 2014 → 2022 | 0.73 | 0.11 | Identical · 0.95 | different |
Judge model: nvidia/nemotron-3-super-120b-a12b. How Nemotron did the work · Full methodology.
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This shows that a similar concern was raised again after an earlier report. It does not say why, and it is not a finding about any organisation or person. To report an error, see the corrections route.