The uncertainty chapter is the one this level exists for. It builds the budget term by term for two real cases and reaches an honest conclusion: the reference comparison removes almost all of the error on a cool reflective target and very little of it on a hot painted joint, which is not what the folk rule says.
Equipment is specified as the questions to put to a supplier rather than as a product comparison, and no manufacturer is named anywhere.
Study material written by Sensemore. It is not accredited training, it is not from any certification body’s question bank, and it confers no certification.