Diploma in Occupational Hygiene - Free Online course | Alison

Diploma in Occupational Hygiene - Revised

Learn the best practices for ensuring occupational hygiene in the workplace and community, with this free health course.

Health and Safety
Free Course
This free online Diploma in Occupational Hygiene course will teach you the processes behind anticipating, recognizing, evaluating, and controlling health hazards in the work environment. This will help you protect workers' health and well-being and safeguard the community at large. You will learn important topics on health hazards, toxicology, biological hazards, the thermal environment, how to ensure a healthy workplace environment, and more.





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The skin is the largest organ of the body and is made up of multiple layers of epithelial tissues, and guards the underlying muscles, bones, and internal organs. This course will teach you how different parts of the body are at risk of developing health issues due to inadequate occupational hygiene. You will learn how toxins enter the body as well as study the general approaches used to control health risks. You will also learn the most effective types of control measures used to prevent exposure to hazardous agents.

A fundamental difference between chemical and biological hazards is that biological agents, whether bacteria, viruses, or molds, have the ability in the right conditions to rapidly replicate themselves. This course will teach you about biological hazards and how chemical and biological agents can be harmful to you. You will study noise and vibrations, thermal environment, and workplace environment. You will learn how to carry out a behavioral intervention to ensure a safe working environment. In addition, you will look into careers that are associated with occupational hygiene.

The increase in industrial activities has been driving more and more employees to become exposed to hazards in the workplace. This is why it is important to know how to monitor and assess different hazards to ensure their health and safety. Taking this course will help you understand human physiology and industrial diseases. You will also learn about the fundamentals of toxicology and hazardous substances, and more! So check out this course today, and start enriching your knowledge about occupational hygiene, health and safety, and workplace safety.

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Introduction to Human Physiology and Industrial Diseases

Introduction to Toxicology

Measurements, Monitoring, and Health Standards

Controlling Risks to Health

Diploma in Occupational Hygiene - First Assessment

Biological Hazards, Noise and Vibration

Thermal Environment, Ionization, and Ergonomics

Working in Occupational Hygiene

Diploma in Occupational Hygiene - Second Assessment

Course assessment

Learning Outcomes

After completing this course, you will be able to:

  • Explain the functions of occupational hygiene
  • Identify examples of hazardous substances
  • Explain the process of assessing health risks
  • Describe the types of air cleaning devices
  • List the three physical states of matter
  • Define the process for sampling airborne particulates, gases, and vapours
  • Explain the three main categories of biological agents and the differences between them
  • Explain the psychological responses to the thermal environment
  • List the various types of non-ionising and ionising radiation
  • Explain how occupational hygiene affects your personal development


All Alison courses are free to enrol, study and complete. To successfully complete this Diploma course and become an Alison Graduate, you need to achieve 80% or higher in each course assessment. Once you have completed this Diploma course, you have the option to acquire an official Diploma, which is a great way to share your achievement with the world. Your Alison Diploma is:

Ideal for sharing with potential employers - include it in your CV, professional social media profiles and job applications
An indication of your commitment to continuously learn, upskill and achieve high results
An incentive for you to continue empowering yourself through lifelong learning

Alison offers 3 types of Diplomas for completed Diploma courses:

Digital Diploma - a downloadable Diploma in PDF format, immediately available to you when you complete your purchase
Diploma - a physical version of your officially branded and security-marked Diploma, posted to you with FREE shipping
Framed Diploma - a physical version of your officially branded and security-marked Diploma in a stylish frame, posted to you with FREE shipping

All Diplomas are available to purchase through the Alison Shop. For more information on purchasing Alison Diplomas, please visit our FAQs. If you decide not to purchase your Alison Diploma, you can still demonstrate your achievement by sharing your Learner Record or Learner Achievement Verification, both of which are accessible from your Dashboard. For more details on our Diploma pricing, please visit our Pricing Page.


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