Gas Testing – Refresher Online

This course allows experienced gas testers to update their knowledge of gas and atmospheric testing equipment and demonstrate current competency in gas testing and recording results.  


After successful completion of the online course you will be issued with an electronic badge. Before we can issue you with a formal Gas Testing Refresher Certificate, you will need to contact Wood Training with proof of identity.

Course Content

The course focuses on:

  • Explosive mixtures and limits.
  • Flammable and toxic atmospheres.
  • Common gases.
  • Workplace Exposure Standards (WES).
  • Types of gas detection equipment including fixed/semi fixed systems, Chip Management System (CMS), personal / portable electronic devices.
  • Pre gas test equipment checks.
  • Practical gas testing and recording results.

Learning Outcomes

At the end of this course, students will be able to:

  • Demonstrate current knowledge of gas testing terms; commons gases and alarm set points.
  • Identify pre use equipment checks and general features of a gas detector.
  • Perform gas test(s) and/or interpret/record results.

Course structure

This course is an online course.

After you contact Wood Training, we will send you a confirmation email with a self-enrolment key. You will be prompted in the system to set up a profile, with information that we need for your enrolment.
You will be sent a link to access your course with this self- enrolment key. You will be prompted in the system to set up a profile, with information that we need for your enrolment.

You will need to have:

  • Access to a computer and stable internet
  • An email address

Course prerequisites

Must hold NZQA US 3058 and/or US 25510 or a documented equivalent that is deemed acceptable by Wood Training.

Assessment process

It consists of online learning modules that you work through at your own pace. At the very end of the course are summative assessment tasks and a requirement to complete an attestation that is signed by your workplace supervisor.  If you are unable to fulfill the attestation requirement, practical demonstration of skills can be undertaken by attending a practical session at our facilities (cost to be advised).


To maintain current competency, it is recommended refresher training occurs regularly. Depending on the industry you work

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Course Length

Work at your own pace


Online Course


$195 + GST per person

Group rates available

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Important Information

Student Handbook

Terms and Conditions

Meet The Trainers

Malcolm White

Malcolm White

Malcolm White

Consultant, Training Facilitator and company director, Mal has a history of work in the oil and gas sector, process operation and hazard management.  He has extensive experience in many roles in the workforce and brings authentic experience to the training situation.  With a background in physics, chemistry, statistics and human anatomy he knows his subject matter well, and this knowledge and experience comes to the fore in his training and delivery.


Great learning curve. Thank you very much.

O-I New Zealand Glass

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