… or of alpha, beta, gamma or other ionising radiations, whether or not for medical, surgical, dental or veterinary …
Explanatory notes
… or of alpha, beta gamma or other ionising radiations, whether or not for medical, surgical, dental or veterinary … containing the X‑ray generating tube or tubes. This unit, which is usually suspended or mounted on a pedestal or other … source and which merely measure or detect radiation even when such instruments are calibrated in arbitrary terms ( …