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Dangerous Substances and Explosive Atmospheres Regulations (DSEAR)

Dangerous Substances and Explosive Atmospheres Regulations (DSEAR)

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DSEAR stands for the Dangerous Substances and Explosive Atmospheres Regulations 2002. Dangerous substances can put peoples’ safety at risk from fire, explosion and corrosion of metal.

This module introduces the key requirements of DSEAR, how to identify the risks and how stay safe in the workplace.


At the end of the course, you will be able to:

  • Recognise what constitutes a dangerous substance and an explosive atmosphere
  • Identify your own and your employer’s duties and responsibilities under DSEAR
  • Recognise risks associated with dangerous substances and explosive atmospheres
  • Identify ways to reduce risks
  • Take appropriate action to maintain safety
  • Put adequate plans in place to deal with accidents, incidents and emergencies

Technical Information

Course duration 

35 Minutes

Additional Information

Suitable Devices




Audio is RequiredYes
Includes VideoNo
Downloadable ResourcesNo
Completion Criteria

Pass final test

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Pass Mark80% pass mark required
Course TechnologyHTML4 SCORM 1.2
Accreditation or EndorsementsCPD ROSPA
Customisation AvailableNo

Access to online courses will be provisioned within 2 working days of purchase.


Note : You will have 6 months access to the course from the date you first start the course.

Shipping & Returns

Shipping is calculated at checkout and based upon the weight of the item/s that you order. We use Royal Mail 1st Class Signed For to distribute our products. Please note ID Cards and Certificates are customised items and are therefore non-refundable.

Note: Please allow 3 working days for delivery of Certificates and ID Cards following completion of verification

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Contact Us

CompEx Certification Limited

3rd Floor Redwither Tower
Redwither Business Park
Wrexham Industrial Estate
Wrexham UK
LL13 9XT

+44 (0) 1978 665410

  • Industry

    At CompEx, we know that safe working practices are beneficial for all businesses. The CompEx Scheme ensures that best practice in managing explosive atmospheres is implemented and maintained right from the start, which not only keeps workplaces, staff and assets safe, but also reduces risks and costs.

    From food and beverage or manufacturing businesses, to pharmaceutical and chemical production, or traditional power generation sectors such as oil and gas, CompEx offers a wide range of qualifications for a variety of industries which are suitable for those working in hazardous environments

  • CompEx Qualifications

    Whether you are starting a career as a newly qualified electrical operative working in a hazardous environment, looking to work in a new type of industry, or you are simply up-skilling and developing your knowledge about hazardous locations, CompEx offer a broad range of qualifications which are essential for improving workplace safety and competency within potentially hazardous environments.

    You can find out more by selecting one of the qualifications below or you can download our qualification documentation, which provides full details about each CompEx unit, including the key learning objectives and course content.