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Related Concept Videos

Burn Injuries01:22

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Burn injuries occur when the skin and underlying tissues are damaged due to exposure to heat, electricity, chemicals, radiation, or friction. They can vary in severity, from minor superficial burns to severe deep burns that can be life-threatening.
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Alterations in Respiration II01:30

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Related Experiment Video

Updated: Jun 17, 2026

A Swine Burn Model for Investigating the Healing Process in Multiple Depth Burn Wounds
02:49

A Swine Burn Model for Investigating the Healing Process in Multiple Depth Burn Wounds

Published on: February 23, 2024

A case of deep burns, while diving The Lusitania.

John N Curran1, Kevin G McGuigan, Eoin O'Broin

  • 1Department of Plastic, Reconstructive and Aesthetic Surgery, Cork University Hospital, Wilton, Cork, Ireland. curranjn@eircom.net

Journal of Plastic, Reconstructive & Aesthetic Surgery : JPRAS
|January 9, 2010
PubMed
Summary

Divers can suffer severe burns from auto-igniting heat packs due to high oxygen and pressure. This case highlights risks during deep-sea dives on historical shipwrecks.

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Severe Burn Injury in a Swine Model for Clinical Dressing Assessment
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Severe Burn Injury in a Swine Model for Clinical Dressing Assessment

Published on: November 6, 2018

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A Swine Burn Model for Investigating the Healing Process in Multiple Depth Burn Wounds
02:49

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Published on: February 23, 2024

Severe Burn Injury in a Swine Model for Clinical Dressing Assessment
07:45

Severe Burn Injury in a Swine Model for Clinical Dressing Assessment

Published on: November 6, 2018

Area of Science:

  • Diving Medicine
  • Materials Science
  • Accident Investigation

Background:

  • Deep-sea diving presents unique environmental challenges, including high ambient and oxygen pressures.
  • Air-activated heat packs rely on exothermic reactions, typically iron oxidation.
  • Historical shipwrecks, like the Lusitania, are popular but hazardous diving sites.

Observation:

  • A diver experienced severe burns while exploring the Lusitania shipwreck at 90 meters depth.
  • The injuries were attributed to the auto-ignition of air-activated heat packs.
  • High partial pressure of oxygen and high ambient pressure were present during the incident.

Findings:

  • The combination of high oxygen partial pressure and ambient pressure significantly increased the risk of heat pack auto-ignition.
  • The exothermic reaction of the heat pack exceeded safe thermal limits, causing severe burns.
  • The specific conditions at the Lusitania wreck site created a unique scenario for this type of injury.

Implications:

  • This case underscores the need for re-evaluating the safety of heat packs in hyperbaric environments.
  • Recommendations for diver safety protocols regarding heat pack usage in deep-sea environments are warranted.
  • Further research into the material science of heat packs under extreme pressure conditions is suggested.