The benefits of using helium in children’s party balloons have long been recognised. The fact that it is much lighter than air and, unlike hydrogen, not flammable makes it ideal for the task. But what is almost certainly less well …
Mark Woolley is a Radiation Detection Specialist at Arktis Radiation Detectors
which develops and manufactures next generation systems that detect and identify radioactive and nuclear materials to enhance security and facilitate operations.
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