HazMat Technician Mod 1 Unit 9 Slide 1

1
OhioHazmat WMD Technician

• Module 1 Unit 9
• Basic Chemistry

2
Learning Objectives

• At the end of this training each student will
  demonstrate knowledge of basic chemistry and will
  understand how a products chemical properties can
  affect the outcome of the HazMat incident.

3
Student Performance Objectives

• Know and understand chemical terms
• Understand the terminology (including any
  glossary of WMD terms, chemical reference
  manuals, equipment manuals), classes of materials
  and agents, and toxicology of hazardous materials
  and WMD agents.

4
Terminology

• Physical properties
• Flammability properties
• Corrosivity Terms
• Chemistry terms
• Toxicity terms
• Reactivity terms
• Chemical warfare terms

5
Physical Properties Terms

• Physical State
• Appearance
• Boiling Point
• Melting Point/Freezing Point
• Sublimation
• Temperature of product

6
Physical Properties Terms (cont.)

• Viscosity
• Expansion ratio
• Chemical Reactivity (Incompatible)
• Solubility
• Specific Gravity
• Vapor Density

7
Physical Properties Terms (cont.)

• Vapor Pressure
• mmHg
• psi
• Atmosphere (atm)
• Critical Temperature and Pressure

8
Flammability Terms

• Auto-ignition Temperature
• Flash Point
• Fire Point

9
Flammability Terms (cont.)

• Lower Explosive Limit (LEL) or Lower Flammable
  Limit (LFL)
• Upper Explosive Limit (UEL) or Upper Flammable
  Limit (UFL)
• Flammable Range
• Maximum Safe Storage Temperature (MSST)
• Self Accelerating Decomposition Temperature
  (SADT
• )

10
Corrosivity Terms

• Corrosive/Corrosive Material
• pH
• Dissociation/Corrosivity
• Acid
• Alkali (Base) (Caustic)

11
Chemistry Terms

• Ionic bond
• Covalent bond
• Organic
• Inorganic
• Saturated hydrocarbon
• Unsaturated hydrocarbon

12
Chemistry Terms (cont.)

• Aromatic hydrocarbons
• Halogenated hydrocarbon
• Auto refrigeration
• Chemical interactions
• Chemical change

13
Chemistry Terms (cont.)

• Compound mixture
• Concentration
• Catalyst
• Inhibitor
• Instability
• Oxidation potential

14
Chemistry Terms (cont.)

• Solution
• Slurry
• Strength
• Reactivity
• Physical change

15
Radiological terms

• Radiological Materials
• Alpha particles
• Beta particles
• Gamma waves
• Half life

16
Radiological Terms (cont.)

• Radioactivity
• RAD (Radiation Absorbed Dose)
• REM (Roentgen Equivalent Man)
• CPM (Counts Per Minute)
• kilo

17
Toxicity Terms

• Toxicology
• Acute Effect
• Chronic Effect
• Allergic Reaction
• Asphyxiant

18
Toxicity Terms (cont.)

• Carcinogen
• Irritant
• Sensitizer
• Convulsant
• PPM, PPB (parts per million, parts per billion)

19
Toxicity Terms (cont.)

• Lethal Concentration 50 (LC50)
• Lethal Dose 50 (LD50)
• Permissible Exposure Limit (PEL)
• Threshold Limit Value Time Weighted Average
  (TLV-TWA)
• TLV - Short Term Exposure Limit (STEL)

20
Toxicity Terms (cont.)

• TLV - Ceiling Limit (C)
• Immediately Dangerous to Life and Health (IDLH)
• Toxic Products of Combustion
• Dose
• Dose-response relationship

21
Toxicity Terms (cont.)

• Infectious Dose
• Incubation Period

22
Reactivity Terms

• Explosive
• High explosives
• Primary high explosive
• Secondary high explosive
• Low explosives

23
Reactivity Terms (cont.)

• Pyrophoric (Air Reactive)
• Polymerization
• Water Reactive
• Hypergolic
• Oxidizers

24
Chemical Warfare Terms

• Biological agents and toxins (Etiological Agents)
• Blood agents
• Blister Agents (Vesicants)
• Irritants (Riot control agents)
• Nerve agents
• Persistence

25
Questions?
26
Unit 9 Quiz
27
ExerciseModule 1 Unit 9Chemistry

• Time Allotted 30 minutes
• Equipment needed (2) 4 gas air monitors
• P.I.D.
• pH paper
• Supplies needed Acetone or other organic solvent
• Acetic Acid (vinegar)
• Battery Acid (Sulfuric acid)
• Ammonia (window cleaner)
• 4 to 6 small containers with lids or covers
• NIOSH pocket guide and other references