A sealed radioactive cup source () being removed from its lead storage box. Source as used in UK schools.

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Size: 3624px × 2377px
Photo credit: © Maurice Savage / Alamy / Afripics
License: Licensed
Model Released: Yes

Keywords: beta, box, britain, british, dangerous, england, hazard, health, ionisation, ionising, lead, lined, lionization, material, protection, radiation, radioactive, radioactivity, safe, school, sealed, source, sources, storage, symbol, trefoil, uk, wooden