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Index
Diy Science: Illustrated Guide to Home Forensic Science Experiments: All Lab, No Lecture Dedication Preface
Who this Book is For How this Book is Organized Acknowledgments How to Contact Us Thank You Author Bios
1. Laboratory Safety 2. Equipping Your Forensics Laboratory
Optical Equipment
Imaging Equipment
Camera (Optional)
Scanner (Optional)
Magnifier (Required)
Microscope (Required)
Microscope Accessories Photomicrography Equipment (Optional) Spectrometer (Optional) Ultraviolet Light Source (Optional)
Laboratory Equipment Chemicals and Reagents Specimens
I. Soil Analysis
3. Lab I-1 Gather and Prepare Soil Samples
Equipment and Materials
Materials from Kit Materials you Provide
Background Procedure I-1-1: Gather Soil Specimens Procedure I-1-2: Dry Soil Specimens Review Questions
4. Lab I-2 Examine the Physical Characteristics of Soil
Equipment and Materials
Materials from Kit Materials you Provide
Background Procedure I-2-1: Observe and Categorize Soil Color Procedure I-2-2: Determine Soil Density Procedure I-2-3: Determine Soil Settling Time Procedure I-2-4: Determine Soil Particle Size Distribution Review Questions
5. Lab I-3 Examine the Microscopic Characteristics of Soil
Equipment and Materials
Materials from Kit Materials you Provide
Background Procedure I-3-1: Examine Soil Specimens Under Magnification Review Questions
6. Lab I-4 Assay Phosphate Concentrations in Soil Specimens
Equipment and Materials
Materials from Kit Materials you Provide
Background Procedure I-4-1: Extract Soil Specimens Procedure I-4-2: Assay Soil Phosphate Concentrations Review Questions
7. Lab I-5 Examine the Spectroscopic Characteristics of Soil
Equipment and Materials
Materials from Kit Materials you Provide
Background Procedure I-5-1: Extract Ion Species from Soil Specimens Procedure I-5-2: Test Soil Specimen Extracts with the Spectrometer Procedure I-5-3: Identify Ions Present in Exemplar Review Questions
II. Hair and Fiber Analysis
8. Lab II-1 Gathering Hair Specimens
Equipment and Materials
Materials from Kit Materials you Provide
Background Procedure II-1-1: Obtain Hair Specimens with Forceps Procedure II-1-2: Obtain Hair Specimens with Lift Tape Review Questions
9. Lab II-2 Study the Morphology of Human Scalp Hair
Equipment and Materials
Materials from Kit Materials you Provide
Background Procedure II-2-1: Macroscopic Examination of Human Scalp Hair Procedure II-2-2: Wet-Mount Hair Specimens Procedure II-2-3: Microscopic Examination of Human Scalp Hair Review Questions
10. Lab II-3 Make Scale Casts of Hair Specimens
Equipment and Materials
Materials from Kit Materials you Provide
Background Procedure II-3-1: Make and Observe Scale Casts of Human Hair Review Questions
11. Lab II-4 Study the Morphology of Animal Hair
Equipment and Materials
Materials from Kit Materials you Provide
Background Procedure II-4-1: Observe Animal Hair Review Question
12. Lab II-5 Individualize Human Hair Specimens
Equipment and Materials
Materials from Kit Materials you Provide
Background Procedure II-5-1: Obtain Hair Specimens Procedure II-5-2: Observe and Characterize Hair Specimens Review Questions
13. Lab II-6 Physical and Chemical Tests of Fibers
Equipment and Materials
Materials from Kit Materials you Provide
Background Procedure II-6-1: Test Fiber Specimens by Burning Procedure II-6-2: Test Fiber Specimens by Solubility Procedure II-6-3: Test Fiber Specimens by Dye Stripping Procedure II-6-4: Test Fiber Specimens by Dyeing Review Questions
14. Lab II-7 Study the Morphology of Fibers and Fabrics
Equipment and Materials
Materials from Kit Materials you Provide
Background Procedure II-7-1: Macroscopic Examination of Fabrics Procedure II-7-2: Microscopic Examination of Fibers and Fabrics Procedure II-7-3: Cross-Sectional Examination of Fiber Specimens Procedure II-7-4: Determine the Refractive Index of Fibers with RI Matching Liquids Procedure II-7-5: Examining Fibers by Polarized Light Review Questions
III. Glass and Plastic Analysis
15. Lab III-1 Determine Densities of Glass and Plastic Specimens
Equipment and Materials
Materials from Kit Materials you Provide
Background Procedure III-1-1: Determine Density by Displacement Procedure III-1-2: Determine Density by Flotation Review Questions
16. Lab III-2 Compare Refractive Indices of Glass and Plastic Specimens
Equipment and Materials
Materials from Kit Materials you Provide
Background Procedure III-2-1: Compare RI of Questioned and Known Specimens Review Question
17. Lab III-3 Observe Shatter Patterns
Equipment and Materials
Materials from Kit Materials you Provide
Background Procedure III-3-1: Produce Glass Shards Procedure III-3-2: Observe and Compare Glass Shards Review Questions
IV. Revealing Latent Fingerprints
18. Lab IV-1 Dusting and Lifting Latent Fingerprints
Equipment and Materials
Materials from Kit Materials you Provide
Background Procedure IV-1-1: Dusting Latent Fingerprints Procedure IV-1-2: Lifting Developed Fingerprints Review Questions
19. Lab IV-2 Revealing Latent Fingerprints Using Iodine Fuming
Equipment and Materials
Materials from Kit Materials you Provide
Background Procedure IV-2-1: Fuming Latent Fingerprints with Iodine Review Questions
20. Lab IV-3 Revealing Latent Fingerprints Using Ninhydrin
Equipment and Materials
Materials from Kit Materials you Provide
Background Procedure IV-3-1: Developing Latent Fingerprints with Ninhydrin Procedure IV-3-2: Ninhydrin After-Treatments Review Questions
21. Lab IV-4 Revealing Latent Fingerprints Using Superglue Fuming
Equipment and Materials
Materials from Kit Materials you Provide
Background Procedure IV-4-1: Preparing for Superglue Fuming Procedure IV-4-2: Fuming Latent Fingerprints with Superglue Procedure IV-4-3: Dusting and Lifting Superglue-fumed Fingerprints Review Questions
22. Lab IV-5 Revealing Latent Fingerprints On Sticky Surfaces
Equipment and Materials
Materials from Kit Materials you Provide
Background Procedure IV-5-1: Preparing Specimens for Gentian Violet Development Procedure IV-5-2: Developing Specimens with Gentian Violet Review Questions
23. Lab IV-6 Revealing Latent Fingerprints On Brass Cartridge Cases
Equipment and Materials
Materials from Kit Materials you Provide
Background Procedure IV-6-1: Treat Specimens with Acidified Hydrogen Peroxide Review Question
V. Detecting Blood
24. Lab V-1 Testing the Sensitivity and Selectivity of Kastle-Meyer Reagent
Equipment and Materials
Materials from Kit Materials you Provide
Background Procedure V-1-1: Prepare Known Dilutions of Blood Procedure V-1-2: Spot Known Dilutions of Blood Procedure V-1-3: Test Sensitivity of Kastle-Meyer Reagent Procedure V-1-4: Test Selectivity of Kastle-Meyer Reagent Procedure V-1-5: Field Testing with Kastle-Meyer Reagent Review Questions
VI. Impression Analysis
25. Lab VI-1 Tool Mark Analysis
Equipment and Materials
Materials from Kit Materials you Provide
Background Procedure VI-1-1: Produce and Compare Compression Specimens Procedure VI-1-2: Produce and Compare Scoring Specimens Review Questions
26. Lab VI-2 Matching Images to Cameras
Equipment and Materials
Materials from Kit Materials you Provide
Background Procedure VI-2-1: Matching Films to Cameras Procedure VI-2-1: Forensic Examination of Digital Image Files Review Questions
27. Lab VI-3 Perforation and Tear Analysis
Equipment and Materials
Materials from Kit Materials you Provide
Background Procedure VI-3-1: Produce and Examine Tape Specimens Review Question
VII. Forensic Drug Testing
28. Lab VII-1 Presumptive Drug Testing
Equipment and Materials
Materials from Kit Materials you Provide
Background Procedure VII-1-1: Testing Specimens Against Presumptive Reagents Procedure VII-1-2: Verifying Test Results Review Questions
29. Lab VII-2 Detect Cocaine and Methamphetamine on Paper Currency
Equipment and Materials
Materials from Kit Materials you Provide
Background Procedure VII-2-1: Testing a Control Specimen Procedure VII-2-2: Testing Currency for Cocaine Procedure VII-2-3: Testing Currency for Methamphetamine Review Questions
30. Lab VII-3 Analysis of Drugs by Chromatography
Equipment and Materials
Materials from Kit Materials you Provide
Background Procedure VII-3-1: Prepare Chromatography Jars and Strips Procedure VII-3-2: Prepare Solutions of Known and Questioned Specimens Procedure VII-3-3: Spot and Develop the Chromatograms Procedure VII-3-4: Visualize the Chromatograms Review Questions
31. Lab VII-4 Observation of Drug Microcrystalline Structures and Precipitation Reactions
Equipment and Materials
Materials from Kit Materials you Provide
Background Procedure VII-4-1: Preparing Solutions of Known and Questioned Specimens Procedure VII-4-2: Observing Microcrystalline Structures Procedure VII-4-3: Analysis of Drugs by Precipitation Review Questions
32. Lab VII-5 Assay Vitamin C in Urine by Iodometric Titration
Equipment and Materials
Materials from Kit Materials you Provide
Background Procedure VII-5-1: Prepare a Standard Vitamin C Solution Procedure VII-5-2: Titrate the Standard Vitamin C Solution Procedure VII-5-3: Titrate the Questioned Urine Specimen Review Questions
VIII. Forensic Toxicology
33. Lab VIII-1 Salicylate Determination by Visual Colorimetry
Equipment and Materials
Materials from Kit Materials you Provide
Background Procedure VIII-1-1: Prepare an Array of Salicylate Concentrations Procedure VIII-1-2: Test the Reagent Procedure VIII-1-3: Test the Questioned Specimen(S) Review Questions
34. Lab VIII-2 Detect Alkaloid Poisons with Dragendorff’s Reagent
Equipment and Materials
Materials from Kit Materials you Provide
Background Procedure VIII-2-1: Prepare Questioned Alkaloid Specimens Procedure VIII-2-2: Test Specimens for the Presence of Alkaloids Procedure VIII-2-3: Analyze Alkaloids Using Paper Chromatography Review Questions
IX. Gunshot and Explosive Residues Analysis
35. Lab IX-1 Presumptive Color Tests for Gunshot Residue
Equipment and Materials
Materials from Kit Materials you Provide
Background Procedure IX-1-1: Produce Gunshot Residue (GSR) Specimens
Producing Simulated GSR Specimens
Procedure IX-1-2: Make up Modified Griess Reagent Test Paper Procedure IX-1-3: Test for Nitrite Residue in GSR Specimens Procedure IX-1-4: Test White GSR Specimens for Lead Residue Procedure IX-1-5: Test Colored or Patterned GSR Specimens for Lead Residue Review Questions
36. Lab IX-2 Presumptive Color Tests for Explosives Residues
Equipment and Materials
Materials from Kit Materials you Provide
Background Procedure IX-2-1: Test Known Specimens Procedure IX-2-2: Extract Explosives Residues Procedure IX-2-3: Test Swabs for Explosives Residues Review Questions
X. Detecting Altered and Forged Documents
37. Lab X-1 Revealing Alterations in Documents
Equipment and Materials
Materials from Kit Materials you Provide
Background Procedure X-1-1: Test Ink Solvents Procedure X-1-2: Produce Questioned Document Specimens Procedure X-1-3: Examine Questioned Documents by Visible and Ultraviolet Light Procedure X-1-4: Examine Questioned Documents Microscopically Procedure X-1-5: Examine Questioned Documents by Iodine Fuming Procedure X-1-6: Examine Questioned Documents by Chemical Treatment Review Questions
38. Lab X-2 Analysis of Inks by Chromatography
Equipment and Materials
Materials from Kit Materials you Provide
Background Procedure X-1-1: Prepare Chromatography Jars Procedure X-1-2: Prepare the Questioned Ink Specimen Procedure X-1-3: Prepare and Spot Chromatograms Procedure X-1-4: Develop Chromatograms Review Questions
39. Lab X-3 Forensic Analysis of Paper
Equipment and Materials
Materials from Kit Materials you Provide
Background Procedure X-3-1: Examine Paper Specimens Visually Procedure X-3-2: Examine Paper Specimens Microscopically Procedure X-3-3: Examine Paper Specimens by Differential Staining Review Questions
XI. Forensic Biology
40. Lab XI-1 Pollen Analysis
Equipment and Materials
Materials from Kit Materials you Provide
Background Procedure XI-1-1: Examining Known and Questioned Pollen Grains Review Questions
41. Lab XI-2 Diatom Analysis
Equipment and Materials
Materials from Kit Materials you Provide
Background Procedure XI-2-1: Digest Diatom Specimens Procedure XI-2-2: Mount and Observe Diatoms Review Questions
42. Lab XI-3 Extract, Isolate, and Visualize DNA
Equipment and Materials
Materials from Kit Materials you Provide
Background Procedure XI-3-1: Extract DNA Procedure XI-3-2: Isolate DNA Procedure XI-3-1: Visualize DNA Review Questions
43. Lab XI-4 DNA Analysis by Gel Electrophoresis
Equipment and Materials
Materials from Kit Materials you Provide
Background Procedure XI-3-1: Build a Gel Electrophoresis Apparatus Procedure XI-3-2: Prepare DNA Specimens Procedure XI-3-3: Prepare and Cast Gel(s) Procedure XI-3-4: Load and Run the DNA Specimens Procedure XI-3-5: Stain and Visualize the Gel(s) Review Questions
Index About the Authors Copyright
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