Learning Outcomes

Recap of Electrochemical Polarization

Activation and Concentration Polarization

Tafel Equation and Tafel Slope

Exchange Current Density in Anodic and Cathodic Polarization

Interaction between Concentration Polarization and Mixed Potential Theory

Lesson Summary

In this module, you will be introduced to the two important aspects of electrochemical reactions, as well as their interactions with mixed potential theory. You will also be introduced to the concepts of Tafel equation, cathodic and anodic reactions, as well as how to plot appropriate graphs representing the reactions and the formation of the Helmholtz double-layer.

Introduction to Corrosion Processes based on Mixed Potential Theory

Evolution of Microstructure and Optical Microscope

Depolarization Effect

Equilibrium Potentials

Exchange Current Density and Galvanic Contacts

In this module, you will be introduced to the evolution of microstructure in pearlite, the concept of an optical microscope, as well as their formation. You will also be introduced to the concepts of etching, equilibrium potentials, corrosion processes, galvanic coupling and depolarization effects.

Effect of Exchange Current Density on Corrosion Rate of an Active Metal

Area Effect of the Cathodic and Anodic Component

Area Effect on the Current and Corrosion Rate

Corrosion Processes on the basis of Mixed Potential Theory: Numerical Analysis

Galvanic Coupling between Two Active Metals

In this module, you will be introduced to the different values of half-cell, anodic and cathodic reactions, as well as the parallel line of individual Tafel lines for hydrogen evolution reaction on zinc and platinum. You will also be introduced to the area effect on the corrosion of an active component, as well as the galvanic coupling between two active metals in an electrolyte.

Theory of Sacrificial Anode Steel Objects Protection

Effect of Two Active Metals on Fe–Corrosion

Corrosion of Metals in Controlled Concentration

Effect of Velocity on Corrosion Rate

Numerical Analysis in Polarization

In this module, you will be introduced to the two segments of cathodic protection which are the sacrificial anode and impressed current cathodic protection, as well as the effect of magnesium and zinc on iron corrosion when they are galvanically coupled. You will also be introduced to how corrosion current density can be affected in both activation, as well as concentration controlled environment. The relationship between velocity and corrosion rate will also be highlighted in this module.

Diploma in Electrochemical Reactions in Corrosion  - First Assessment

Numerical Problems and Passivation

Theory of Passivation

Features and Elements of Passivation

Interaction between Passivation and Pourbaix Diagram

Changes in Current Density

In this module, you will be introduced to the features, elements and types of passivation, as well as the interaction between polarization and the Pourbaix diagram. You will also be introduced to Faraday's two-staged experiment on converting iron with HNO3 solution from the passive to the active stage, as well as the ennoblement of metal in relation to passivity.

Passivity in Mixed Potential Theory

Interaction of Cathodic Polarization with an Active-Passive Metal

Interaction of Anodic Polarization with an Active-Passive Metal

Passivation and Mixed Potential Theory - Case Study

The Effect of Concentration Polarization of Cathodic Reaction

In this module, you will be introduced to the interaction of cathodic and anodic polarization plots for a system in passivation mode, as well as the effect of the interaction of cathodic polarization at different plots. You will also be introduced to the different criteria for stable passivity, complete passivity and primary passivity in relation to the anodic and cathodic polarization line.

Effect of Galvanic Coupling

Anodic Protection of an Active-Passive Metal

Linear Polarization and Relative Corrosion Resistance

Oxidation of Metals and Alloys

Different Stages of Oxidation and Pilling-Bedworth Ratio

In this module, you will be introduced to the anodic protection of active-passive metal due to the lesser current flow in the circuit for the same degree of protection, as well as the relative corrosion response of a metal in an electrolyte. You will also be introduced to the different stages of oxidation, as well as how metals react with gaseous oxygen to form metal oxides.

Pilling Bedworth Ratio of different Metal Oxides

Thermodynamics of Oxidation

Construction of Ellingham Diagram

Ellingham Diagram - Plotting Without Detailed Calculation

Kinetics of Oxidation

Oxide Structure and Oxidation Mechanism

In this module, you will be introduced to the calculation of the Pilling-Bedworth Ratio in different metals, as well as the fundamental aspects of oxidation which are thermodynamics of oxide formation and kinetic analysis of oxide growth. You will also be introduced to the plotting of the Ellingham diagram, as well as how the oxidation process occurs in metal deficient diffusion of the interstitial cation.

Diploma in Electrochemical Reactions in Corrosion  - Second Assessment

Diploma in Electrochemical Reactions of Corrosion  -- Course Assessment

Study electrochemical reactions in corrosion, as well as the oxidation mechanisms of corrosion, in this free course.

Diploma in Electrochemical Reactions in Corrosion

Two important aspects of electrochemical reactions are covered in this free online course. You will learn about the features and elements of passivation, as well as the interaction between polarization and the Pourbaix diagram. You will also be able to explain the calculation of Pilling-Bedworth ratio in different metals, as well as plot the Ellingham diagram. Start this course today to improve your understanding of electrochemical reactions.

This course will introduce you to the important aspects of electrochemical reactions, how they react with the mixed potential theory, as well as the formation of the Helmholtz double-layer and the Tafel equation. You will learn about the area effect on the corrosion of the active component connected to a noble component, as well as galvanic coupling between two active metals in an electrolyte.
You will study the features and elements of passivation, as well as the interaction between polarization and the Pourbaix diagram. Learn about Faraday's two-staged experiment on converting iron with HNO3 (nitric acid) solution from the passive to the active stage, as well as the ennoblement of metal in relation to passivity. The interaction of cathodic and anodic polarization plots when a system goes into passivation mode will also be highlighted in this course.
Furthermore, you will gain an understanding of how to calculate the Pilling-Bedworth ratio in different metals, as well as the two fundamental aspects of oxidation. You will also learn how to plot the Ellingham diagram, as well as how an oxidation process occurs in metal deficient diffusion of the interstitial cation. This free online course will be of great value to anyone with an interest in electrochemical reactions in corrosion – register now and expand your knowledge today.

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Aims & Objectives of ISO/IEC 17025:2017

Accrediting to ISO/IEC 17025:2017

Main Sections of ISO/IEC 17025:2017

This module presents the fundamental aspects of ISO/IEC 17025:2017 along with its aims and objectives. The module also explains different forms of standardized verbs used throughout the standard. Moreover, you will also learn the benefits of accrediting to ISO/IEC 17025. Lastly, an overview of the section's standard is also given.

General and Structural Guidelines for Laboratories

Resource Requirements for Testing Laboratories

Contracts, Validation, Sampling & Handling

Technical Records, Uncertainty, Results Validity, & Reports

In this module, you will encounter the essential requirements given in clauses 4, 5, 6, and 7 of ISO/IEC 17025;2017. However, the explanation of Clause 7 is provided till sub-clause - 7.8. Through this module, you will learn about the general, structural, resource, and process requirements of ISO/IEC 17025:2017.

Information Management, Complaints & Nonconformities (NCs)

Management System Requirements

Taking Corrective Actions

In this module, you will see discussions on ISO/IEC 17025:2017 beginning from sub clause 7.9 that puts forward the complaint requirements put forth by the standard. Furthermore, it presents the standard's requirements regarding management systems. Moreover, it also contains necessary measures to be taken for corrective actions.

ISO/IEC 17025:2017 - Laboratory Management System- Course Assessment

Learn about laboratory management systems laid out by the ISO 17025 international standard in this free online course.

ISO/IEC 17025:2017 - Laboratory Management Systems

This short course is designed for individuals and laboratories looking forward to their standardisation. We explain management standards defined by the ‘ISO/IEC 17025 general requirements for testing and calibration laboratories competence’ devised by ISO. This comprehensive course explains all the basic and essential requirements of the standard. It also provides a simplified clause-by-clause explanation of its four main sections.

Fundamentals of Pest Control

Pest Identification and Assessment

Non-Chemical Pest Control Methods

Chemical Pest Control Methods

This module will teach you the fundamentals of pest control, types of pests and their impact, pest life cycles and behavior, factors influencing pest infestations, pest identification and assessment, non-chemical pest control methods, genetic control and sterile insect, chemical pest control methods, and integrated pest management (IPM) approach.

Monitoring and Prevention

Sustainable Pest Management

Urban and Structural Pest Control

Topics you will learn in this module include but are not limited to pest monitoring techniques, preventive measures and exclusion strategies, ecological impact of pesticides, selective pesticide use and resistance management, organic and biodynamic pest management, pest management in residential areas, and commercial and industrial pest control.

Pest Control and Management - Assessment

This free online course teaches you how to use chemical and non-chemical pest control techniques to manage infestations.

Pest Control and Management

Pests make environments unhygienic and are a major cause of diseases, some of which may be lethal and difficult or expensive to cure. Effective pest management and control are necessary to keep a living and working environment free from health hazards. This course provides the knowledge and skills required to establish and maintain a successful pest control management programme and describes various pests, their life cycles and their behaviour.

Foundations of Construction Safety Management

Safety Management for Hazardous Environments

High-risk Site Activities and Demolition Safety

This module covers risk identification and mitigation in construction work and how to evaluate and manage risk in compliance with CDM regulations. You'll also learn how behaviour affects safety on construction sites, including safety measures for scaffolding, excavation, demolition and more.

Course Assessment - Site Management Safety Training Scheme (SMSTS)

Learn how to manage safety on construction sites in accordance with UK legal provisions in this free online course.

Site Management Safety Training Scheme (SMSTS)

Construction workers are often vulnerable to injuries and hazards so ensuring safety is maintained consistently is crucial for both site managers and workers. This course covers the essential knowledge needed for maintaining safety on construction sites. You'll learn to identify and assess risks while adhering to UK industry regulations. In addition, we'll discuss safety measures to take during erecting scaffolding, excavations and demolitions.

Introduction to Hot Work

Classification of Hot Work Areas

Roles and Responsibilities

Hot Work Permit

Hot Work Risk Assessment

Essential Safety Precautions

This module will familiarize you with hot work processes, including their potential hazards and safety precautions. You'll learn how to assess the risks associated with hot work and determine appropriate control measures. You'll also understand the hot work permit system and the roles & responsibilities of those involved in the permitting process.

Hot Work Safety - Course Assessment

Learn how to manage the hazards associated with hot work processes in this free online health and safety course.

Hot Work Safety

This hot work safety training equips you with the essential knowledge to recognize and mitigate hot work hazards. You'll understand the hot work risk assessment process and hierarchy of controls for effectively reducing risks. The course explains the hot work permit system along with the roles and responsibilities of those involved in the permitting process. You'll also gain a clear understanding of hot work permitted and prohibited areas.

Introduction to Traffic Marshalling

Traffic Management

Temporary Traffic Control

Traffic Risk Assessment

Vehicle Signaling

Reversing Vehicles

Health and Safety

In this module, we will look at the fundamental objectives of traffic marshalling and the general duties of a traffic marshal. A traffic marshal's responsibilities when controlling traffic on a highway or construction areas shall be examined. Assessing risks along with health and safety concerns of traffic near construction areas will be assessed.

Construction Safety: Traffic Marshalling - Course assessment

Train as a traffic marshal or bankman who provides traffic management on construction sites in this free online course.

Construction Safety: Traffic Marshalling

This course takes an in-depth look at the role of traffic marshals on construction sites. Traffic management is important to maintaining health and safety as the presence of heavy machinery and large vehicles creates a need for the efficient direction of traffic. Traffic management in such a busy area faces hazards and safety risks, which we identify in this course. Sign up to train as a traffic marshal or bankman and add a skill to your CV.

Introduction to the AS Standards

Organization's Context and Leadership

QMS Planning and Support

This module introduces students to the AS standards for suppliers of the aviation industry. It explains the importance of regulations in the aerospace industry and navigates them through the journey of different AS standards. It also explains the requirements of Clauses 4, 5, 6, and 7 of this standard.

Organizational Operations

Operations and Evaluation

Organizational Improvement

This module explains the requirements of Clauses 8, 9, and 10 of AS9100D. These requirements are regarding organizational operations, evaluation, and continuous improvement of the organizational operations.

AS9100D Quality Management System (QMS) for Aerospace Industry - Course Assessment

Learn the requirements of AS9100D for the developers and suppliers of components for the aerospace & defense industries.

AS9100D Quality Management System (QMS) for Aerospace Industry

This course explains different clauses and their various requirements for the organizations that develop, design, or supply parts, components, and assemblies concerned with the aerospace and defense industries. After enrolling, the students will be able to navigate the differences between the different versions of the AS standards. Moreover, they will also get a simple and straightforward explanation of this standard's requirements.

Introduction to Hazardous Materials Handling - Learning Outcomes

Understanding Hazardous Materials

Legal and Regulatory Compliance

Importance of Hazard Communication

Risk Assessment and Management

Personal Protective Equipment (PPE) for Hazardous Materials Handling

Introduction to Hazardous Materials Handling - Lesson Summary

In this module, participants will have a solid foundation in understanding hazardous materials, legal and regulatory compliance, hazard communication, risk assessment, and the proper use of personal protective equipment. This knowledge is essential for creating a safe and compliant working environment in industries dealing with hazardous materials.

Hazardous Materials Storage and Transportation - Learning Outcomes

Proper Storage Practices for Hazardous Materials

Managing Segregation and Compatibility of Hazardous Materials

Emergency Preparedness for Hazardous Materials Storage

Transportation Regulations

Handling Hazardous Materials in Transit

Emergency Response Planning

Case Studies and Lessons Learned

Hazardous Materials Storage and Transportation - Lessons Summary

This module covers storing hazardous materials, segregation and compatibility, and developing emergency response plans. Learn DOT regulations, proper labelling, packaging, and security measures for transportation, best practices for loading/unloading and case studies.

Advanced Hazardous Materials Handling Techniques - Learning Outcomes

Decontamination Procedures

Confined Space Entry Protocols

Managing Hazardous Waste

Best Practices for Chemical Spill Response

Continuous Improvement in Hazardous Materials Handling

Advanced Hazardous Materials Handling Techniques - Lesson Summary

This module covers decontamination techniques to ensure health, safety, and regulatory compliance. Learn to manage decontamination zones, handle confined space hazards, and apply physical, chemical, thermal, and radiological decontamination. Develop skills in PPE selection, emergency response planning, and environmental protection.

Hazardous Materials Handling Mastery - Course Assessment

Gain expertise, ensure safety, and excel in hazardous materials handling with this comprehensive free online course.

Hazardous Materials Safety Specialist

This course covers the classification, legal compliance, and risk assessment of hazardous materials. It delves into communication standards, PPE usage, and storage guidelines. Transportation regulations and emergency response planning are also covered. Advanced techniques include decontamination, confined space entry, hazardous waste management, chemical spill response, and continuous improvement through safety audits and case studies.