Chapter 1: Introduction to Radiographic Testing
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Before you start
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Practical: Entire Radiographic Testing Process
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Introduction to Radiographic Testing (3:55)
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Electromagnetic Spectrum (1:07)
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What is a Radiograph (11:27)
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RT of Weld Plates (4:37)
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Principles of RT (1:59)
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Types of Industrial RT (1:17)
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Advantages of RT (3:51)
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Disadvantages of RT (6:03)
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Practical: Applications of Radiographic Testing
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Wilhelm Conrad Rontgen 1845-1923
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The genius of Marie Curie
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Basic Math for Radiography (7:19)
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Chapter 1 Review
Chapter 2: Types and Sources of Radiation
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Structure of Atoms (9:55)
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Proton, Neutron, Electron and Positron
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Concept of Ionization (2:33)
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Photoelectric Absorption, Compton Effect and Pair Production (8:37)
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Types Of Radiation
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What is Nuclear Radiation | Radioactivity?
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What is an Alpha Particle?
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Artificial Radioisotopes (7:06)
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Half life
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Definition of Activity and Math Problems on Activity (13:51)
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Calculations on Activity after n Half Lives (7:31)
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Expanding on the Math Problems on Activity (5:02)
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Quiz 2
Chapter 3: Radiation Safety
Chapter 4: Radiographic Testing Principles
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Image Formation part 1 (1:33)
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Image Formation part 2 (2:17)
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Defect orientation effects RT vs UT (7:58)
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Image Distortion (3:53)
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Image Enlargement (4:10)
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Geometric Unsharpness Part 1 (4:55)
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Types of Scatter (1:28)
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Internal Scatter (2:40)
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Side Scatter (2:07)
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Back Scatter (5:56)
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Review Quiz on Geometric Unsharpness and Scatter
Chapter 5: Radiographic Equipment
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Animation: X-Ray Production
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Practical: Simple X-Ray Tube Overview
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How does X Ray Work (X-Ray Production)
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The X-Ray Tube & Components
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Practical: Taking the X Ray
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Practical: Demo X-ray Shot
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Anode Heel Effect (X-Ray Tube)
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Van De Graff Generator
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Bremsstrahlung Radiation
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Characteristic X-Rays
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Focal Spot & Line Focus Principle
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Review Quiz on X-ray
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Practical: Gamma Ray Camera Assembly
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Practical: Demo Gamma Ray Shot
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Practical: Gamma Radiography in Aerospace
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ANSI Type I Device (4:39)
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ANSI Type I and Type II Device (3:01)
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Comparing IR-192, Co-60 & Cs-137
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Review Quiz on X and Gamma Rays
Chapter 6: Radiographic Film and Processing
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Practical: Film Loading
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Radiographic Sensitivity and Contrast (4:24)
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What is Subject Contrast (6:17)
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What is Film Contrast (0:48)
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Characteristic Curve (3:22)
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Practical: Overview of Automatic Film Processor
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Practical: Manual Film Processing
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Practical: Automatic Film Processing
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Practical: Inside my Dark Room: Part 1 (6:26)
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Practical: Inside my Dark Room: Part 2 (7:46)
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Practical: Wire Type IQI
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Practical: Hole Type IQI
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Practical: Density Readings Film Viewing
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Practical: Shot Setup
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Quiz on Radiographic Film and Processing
Chapter 7: Radiographic Artifacts
Chapter 8: Radiographic Imaging and Viewing
Chapter 10: Radiographic Techniques
Chapter 11: Specialized Radiographic Techniques
Chapter 12: Standards, Codes and Procedures
Chapter 14: Interpretation of Welding Discontinuities
Final Recap
