> following a highly publicised mass-murder of children which was (entirely wrongly) being blamed on asylum seekers.
The mass-murder was a consequence of the asylum system. Given what is publicly known, parents of Axel Rudakubana were overwhelmingly likely to have been asylum seekers.
Pocket the beta emitter, a little bit of shielding will make a big difference.
Hold the alpha emitter, if you hold it with just a pair of fingers you will be able to reduce you dosage a lot compared to holding it tightly.