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Safety Course
More than 2 million students worldwide

Safety Course

4.3

Workplace injuries are preventable — and this Safety Course gives you the practical tools to prove it. From hazard identification to emergency response, you'll build the skills that protect people and keep operations running. Whether you're on the floor or managing a team, this course turns safety knowledge into real action.

Dedika for businesses

What you will learn:

This course covers every core area of workplace safety, from identifying hazards and assessing risk to controlling exposures and responding to emergencies. You will learn how to read safety data sheets, conduct incident investigations, and apply the hierarchy of controls to real workplace situations. The course also addresses ergonomics, chemical safety, and the human factors that contribute to accidents. You will gain hands-on knowledge of safety management systems and continuous improvement frameworks. By the end, you will be equipped to build a stronger safety culture and protect everyone on your team.

How you study in practice Safety Course

How you practice Safety Course

For companies that want to train their team

With Dedika for Business, the course includes exercises and examples tailored to your own business and the way your company needs.

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Course content

8 Chapters • 40 LessonsDuration between 4 and 360 hours (you decide)

Chapter 1See details

Foundations of Workplace Safety

  • Lesson 1 • Building a Safety Culture

    Explores leadership behaviors and peer norms that sustain safe workplaces. Connects individual attitudes to systemic safety outcomes.

  • Lesson 2 • Personal Responsibility and Accountability

    Defines each worker's duty to report hazards and follow procedures. Establishes accountability as the behavioral foundation for all subsequent chapters.

  • Lesson 3 • Core Safety Terminology and Concepts

    Defines hazard, risk, incident, and near-miss with precision. Shared vocabulary enables consistent communication throughout the course.

  • Lesson 4 • Why Safety Matters at Work

    Examines the human, financial, and legal consequences of workplace incidents. Grounds the chapter by connecting personal responsibility to organizational safety performance.

  • Lesson 5 • Regulatory Framework Overview

    Surveys the structure of occupational safety regulation without citing specific codes. Workers understand how standards are created, enforced, and updated.

Chapter 2See details

Hazard Identification and Risk Assessment

  • Lesson 1 • Documenting and Communicating Risk

    Covers risk register formats and effective reporting to management. Clear documentation ensures findings drive timely corrective decisions.

  • Lesson 2 • Hazard Identification Methods

    Introduces walkthroughs, job safety analysis, and worker observation techniques. Practical tools enable proactive hazard discovery before incidents occur.

  • Lesson 3 • Reassessment and Continuous Monitoring

    Establishes triggers and schedules for repeating risk assessments. Ongoing monitoring closes the loop between hazard identification and control verification.

  • Lesson 4 • Risk Assessment Fundamentals

    Teaches likelihood-consequence matrices and qualitative scoring methods. Students translate hazard data into ranked risk levels that guide resource allocation.

  • Lesson 5 • Types of Workplace Hazards

    Categorizes physical, chemical, biological, ergonomic, and psychosocial hazards. Broad classification prepares workers to recognize diverse risk sources.

Chapter 3See details

Hazard Control and Prevention Strategies

  • Lesson 1 • Administrative Controls and Safe Work Procedures

    Covers job rotation, permit systems, and written safe work procedures. Administrative measures reduce exposure when engineering controls are insufficient.

  • Lesson 2 • Engineering Controls in Practice

    Details ventilation, guarding, noise enclosures, and ergonomic redesign. Students evaluate when engineering solutions are feasible and cost-effective.

  • Lesson 3 • Personal Protective Equipment Selection

    Guides proper PPE selection, fit-testing, and maintenance for common hazards. Correct PPE use is positioned as a supplement, not a substitute, for higher controls.

  • Lesson 4 • Verifying Control Effectiveness

    Introduces inspection checklists and exposure monitoring to confirm controls work. Verification links control implementation back to the risk assessment cycle.

  • Lesson 5 • The Hierarchy of Controls

    Explains elimination, substitution, engineering, administrative, and PPE controls in order of effectiveness. Hierarchy thinking guides optimal control selection.

Chapter 4See details

Chemical and Hazardous Material Safety

  • Lesson 1 • Exposure Monitoring and Health Surveillance

    Introduces air sampling, biological monitoring, and health surveillance programs. Monitoring data confirms whether controls keep exposures below acceptable limits.

  • Lesson 2 • Understanding Safety Data Sheets

    Decodes the standardized sections of a safety data sheet for practical use. Workers extract exposure limits, first-aid measures, and storage requirements accurately.

  • Lesson 3 • Safe Handling and Transfer Techniques

    Covers proper dispensing, mixing, and transfer procedures for common chemical classes. Technique-based training reduces splash, spill, and inhalation exposure.

  • Lesson 4 • Chemical Storage and Segregation

    Establishes compatibility rules, container standards, and storage area requirements. Proper segregation prevents dangerous reactions and simplifies emergency response.

  • Lesson 5 • Chemical Labeling and Pictograms

    Explains globally harmonized labeling elements including signal words and hazard pictograms. Correct label interpretation prevents mishandling at the point of use.

Chapter 5See details

Emergency Preparedness and Response

  • Lesson 1 • Medical Emergency Response

    Teaches recognition and initial response to cardiac events, severe bleeding, and shock. Early intervention before professional help arrives reduces injury severity.

  • Lesson 2 • Hazardous Material Spill Response

    Outlines containment, notification, and decontamination steps for chemical spills. Proper spill response prevents secondary injuries and environmental harm.

  • Lesson 3 • Emergency Planning Essentials

    Identifies the components of a workplace emergency action plan. A solid plan reduces confusion and saves lives when incidents escalate.

  • Lesson 4 • Drills, Training, and Plan Maintenance

    Establishes drill frequency, evaluation criteria, and plan update cycles. Regular practice ensures emergency plans remain effective as workplaces change.

  • Lesson 5 • Fire Safety and Prevention

    Covers fire triangle principles, prevention practices, and extinguisher use. Fire preparedness is one of the most universal emergency competencies required.

Chapter 6See details

Incident Reporting and Investigation

  • Lesson 1 • Root Cause Analysis Methods

    Introduces the five-whys, fishbone diagram, and fault tree analysis techniques. Multiple methods give investigators tools suited to different incident complexities.

  • Lesson 2 • Securing and Preserving the Scene

    Details immediate steps to protect evidence and prevent secondary incidents. Scene preservation is critical to producing valid investigation findings.

  • Lesson 3 • Writing and Communicating Investigation Reports

    Guides clear report structure, corrective action recommendations, and stakeholder communication. Well-written reports translate findings into organizational learning.

  • Lesson 4 • Incident Reporting Systems

    Explains what must be reported, to whom, and within what timeframes. Timely and accurate reporting is the entry point for all corrective action.

  • Lesson 5 • Interviewing Witnesses Effectively

    Teaches open-ended questioning, active listening, and trauma-informed interview practices. Quality witness data is essential for accurate root cause identification.

Chapter 7See details

Ergonomics and Musculoskeletal Safety

  • Lesson 1 • Ergonomic Assessment Tools

    Introduces rapid upper limb assessment, NIOSH lifting equation, and observational checklists. Structured tools produce objective data to justify ergonomic improvements.

  • Lesson 2 • Ergonomic Risk Factors at Work

    Identifies force, repetition, awkward posture, vibration, and contact stress as primary risk factors. Understanding these factors is prerequisite to effective ergonomic intervention.

  • Lesson 3 • Workstation Assessment and Design

    Guides adjustment of seating, monitor height, keyboard position, and reach zones. Proper workstation setup prevents cumulative strain in office and industrial settings.

  • Lesson 4 • Manual Handling and Lifting Techniques

    Teaches safe lifting mechanics, team lifting, and mechanical aid selection. Correct technique directly reduces the most common source of musculoskeletal injury.

  • Lesson 5 • Implementing Ergonomic Improvements

    Covers task redesign, equipment procurement, and worker participation in solutions. Sustainable ergonomic change requires both technical fixes and worker buy-in.

Chapter 8See details

Safety Management Systems and Continuous Improvement

  • Lesson 1 • Driving Continuous Safety Improvement

    Applies corrective action, lessons-learned sharing, and benchmarking to close performance gaps. Continuous improvement transforms reactive safety programs into proactive systems.

  • Lesson 2 • Internal Audits and Management Review

    Establishes audit planning, evidence collection, and management review processes. Audits verify SMS conformance and surface improvement opportunities systematically.

  • Lesson 3 • Safety Management System Frameworks

    Compares plan-do-check-act based safety management models and their core elements. Framework knowledge enables workers to operate within and improve existing systems.

  • Lesson 4 • Safety Policy and Objectives

    Guides drafting safety policies, setting measurable objectives, and aligning them with organizational goals. Clear policy and objectives anchor all SMS activities.

  • Lesson 5 • Safety Performance Measurement

    Distinguishes leading and lagging indicators and builds a balanced safety scorecard. Measurement data reveals whether the SMS is preventing harm or merely reacting to it.

Certification

Your valid completion certificate

This course is for you:

  • New workers: eager to understand their rights and responsibilities on the job.

  • Supervisors: responsible for a team's well-being but lacking formal safety training.

  • HR professionals: managing incident records and needing deeper operational safety context.

  • Tradespeople: experienced on the floor but ready to formalize their safety knowledge.

  • Career changers: moving into safety roles from operations, logistics, or manufacturing backgrounds.

  • Small business owners: personally accountable for every worker's safety on their site.

What our students say

Your classes are perfect. I purchased the one-year package and finally have the opportunity to follow various topics of my interest without needing to switch platforms... I thank you for everything you do, I've already recommended you to other people...
Giulio Carlo
Giulio CarloDigital Marketing Student
I like how the lessons are straight to the point and how I can switch chapters and skip content I don't need.
Mariana Ferres
Mariana FerresPhotography Student
I like the content and the presentation style and video transcription, which speeds up the process!
Luciana Alvarenga
Luciana AlvarengaNail Design Student
The platform is fast, simple to use. The diversity of content and complementary videos really help with learning.
André Felipe
André FelipePrompt Engineering Student

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