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Hydrogen Sulfide Suicide

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Hydrogen Sulfide Suicide AKA Detergent Suicide By Michael Magda History Japan 2008 – PowerPoint PPT presentation

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Title: Hydrogen Sulfide Suicide


1
Hydrogen Sulfide Suicide
  • AKA Detergent Suicide
  • By Michael Magda

2
History
  • Japan 2008
  • lt2000
  • 2009
  • lt3
  • 2010
  • lt30
  • 2011
  • Michigan 1

3
Hydrogen Sulfide (H2S)
  • Colorless gas
  • Rotten eggs odor
  • Smell .02- .2 ppm
  • Biological decay
  • Sulfur-containing goods
  • Sewage
  • Manure
  • Leafs, wood, animals
  • Olfactory
  • Deaden sense of smell
  • .02-2. ppm
  • Chemical asphyxiate
  • Rendering cells dead
  • Chemical irritant
  • Eye and upper airway

4
H2S properties
  • Vapor density
  • 1.19 heaver than air
  • Low to the ground
  • Vapor knockdown
  • Water spray
  • Venting
  • May not work
  • Consider PPV
  • Absorption
  • Poisonous
  • IDLH 100 ppm
  • Autoignition
  • 500F
  • Flammable gas
  • LEL 4 UEL 44

5
The concoction
  • Mix
  • Hydrochloric acid
  • Sulfur compound
  • Acid and base
  • Exothermic
  • Somewhat violent reaction
  • ½ cup of each
  • Produces
  • 1000 ppm
  • Average sized vehicle or 3,500 cubic feet of a
    confine space

6
Typical Chemicals Used
  • Acid Sources
  • Muriatic acid
  • Sulfuric acid
  • Lysol disinfectant
  • Lysol toilet bowl cleaner
  • The Works, toilet bowl cleaner
  • Kaboom Shower, Tub and Tile cleaner
  • Tile and Stone cleaners
  • Sulfur Sources
  • Artist oil paints
  • Dandruff shampoos
  • Pesticides
  • Spackling paste
  • Latex paints
  • Garden fungicides
  • Lime Sulfur
  • Bath Salts

7
PPE
  • Incidents dictates PPE
  • Solids
  • liquids
  • Gases
  • Body fluids
  • SCBA
  • lt100 ppm
  • Turnout or Tyvek

8
Decontamination
  • First Responder
  • Appropriate for contamination
  • Victim
  • Remove clothing
  • Double-bag
  • Follow SOG
  • Off-gassing
  • Lungs
  • Clothing
  • Notify
  • Hospital
  • Morgue
  • Transport deceased in
  • Body bag
  • Enclosed vehicle
  • Wrapped in sheets
  • Open vehicle
  • Preferred method

9
Exposure and Treatment
10
Exposure and Treatment
  • Pulmonary edema
  • Up to 72 hours
  • Follow Protocols
  • Support
  • Cardiovascular
  • Seizures
  • Hypotension

11
Response
  • Decay
  • 12-37 hours
  • Colder longer
  • Warmershorter
  • Internet sites
  • Encourage warning signs
  • Slowdown
  • 10 seconds rule
  • Size-up
  • Look for clues
  • Signage
  • HCN or H2S

12
Warning Signs / Vehicle
13
Warning Signs / Vehicle
  • Subject slumped over in the vehicle
  • Suicide notes taped to the window
  • Suicide note inside vehicle
  • Yellow or green residue

14
Warning Signs / Vehicle
  • Windows taped
  • Doors taped
  • Vents taped up

15
Warning Signs / Vehicle
  • Tools used to mix the chemicals
  • Bottles of household chemicals
  • Containers used to mix the chemicals

16
Warning Signs / Building
  • Motel
  • Doors and windows
  • Odors
  • Persons inside
  • DIB

17
Trends
  • Increased internet activity
  • Younger people
  • Middle and high schools
  • Suicide pacts
  • Hydrogen cyanide

18
Recap
  • ½ cup
  • Acid and sulfur compound
  • 1000 ppm
  • 3,500 cf
  • Several gallons
  • Linger for hours

19
Recap
  • Slowdown
  • Look for clues
  • signs
  • Pails, buckets mixing vessels
  • Acids and pesticides
  • PPE
  • SCBA
  • Air monitoring
  • Follow SOGs
  • Protect yourself

20
References
  • CHRIS Manual
  • 2006
  • NIOSH
  • 2011
  • Geniums Handbook of Safety, Health and
    Environmental Data for Common Hazmat
  • 1999
  • Micromedex
  • July 2011
  • Internet sites
  • Fire Engineering
  • ATSDR.cdc.gov
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