Dr Philippa Whitford @Dr_PhilippaW
@_TheGeoff @spikylellie @fascinatorfun But for scans, Technetium99 only has half-life of 6 hours so is transported as Molybdenum99. This still only has half-life of 66hours so after 11 days only 6% radioactivity left = Radioisotopes CANNOT BE STOCKPILED! #BrexitDanger — PolitiTweet.org