National Physical Laboratory

Online modules

Good practice online modules
Take a look at our good practice online modules, brush up 
on your knowledge and test your skills!


Measurement Explained Series

Introduction to measurement Measurement Fundamentals Explained

This unit introduces Metrology, the science of measurement, along with some basic metrology concepts.

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Measurement uncertainty Measurement Uncertainty Explained

This unit introduces the basics of measurement uncertainty, along with some underpinning concepts such as 'error', 'standard deviation' and 'probability distributions'.

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Online Modules

Optical radiation safety Optical Radiation Safety

These online training modules introduce you to the basics of light, and how to protect yourself from it.

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Practical radiation monitoring Practical radiation monitoring

Online modules discussing the procedures and methods for assessing radiation levels.

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Temperature online modules Temperature measurement

Online modules introducing temperature measurements and types of thermometers.

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Humidity online modulesHumidity

Online modules on the basics of humidity and how to measure it.

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Dimensional online modulesDimensional

Online modules detailing the basic design of an engineering drawing as well as an introduction to datum, geometric tolerancing and designing components.

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Our Introduction to Measurement and Measurement Uncertainty courses have now moved to be within our free e-Learning Measurement Explained series.

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NPL good practice online modules aim to improve measurement understanding and technical competence.

The online modules are in short sections, for a more manageable learning experience.

Choose a subject, brush up on your knowledge and test your skills!

If you have any comments, please let us know.

Other areas you may be interested in:

  • Training - Offering a wealth of training opportunities in metrology to equip you for the needs of your business.
  • Good Practice Guides - NPL Guides allow you to make better measurements and obtain reliable data.