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Showing results 1 to 10 of 29
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Members only resource
GL066 - A pattern of failure of radium-226 foil sources
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CLEAPSS has received a small but steadily increasing number of calls from schools regarding a red-brown discolouring on the surface of the metal disc of their radium sealed source.
words matched: radium
Members only resource
GL312 - Modifying a Griffin and George cloud chamber to use Thoriated welding electrodes
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This guide will show you how to modify your existing G&G cloud chambers for use with Thoriated tungsten welding electrodes.
words matched: radium
Members only resource
PP015 - Investigating the inverse square law using gamma radiation
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A straightforward practical which can be undertaken by post-16 students as well as done as a demonstration.
words matched: radium
Members only resource
GL173 Estimating the activity of radium-painted dials
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This explains how to estimate the radioactivity of instruments which have dials painted with radium paint. Such dials are now getting very old and the paint will be deteriorating and possibly flaking .. more
words matched: radium
Members only resource
PS078 Choosing new radioactive sources for school use:advice for science departments
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Updated in 2013, this document gives detailed advice on suitable radioactive sources and appropriate suppliers.
words matched: radium
Members only resource
L093 - Managing Ionising Radiations and Radioactive Substances in Schools and Colleges
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L093 provides comprehensive guidance on managing, storing and handling radioactive materials and equipment used for teaching about radioactivity.If you are not a member of CLEAPSS, and want your own c.. more
words matched: radium
Members only resource
GL220 - Disposal of waste sealed sources.
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Disposal of waste sealed sources by the grout/dustbin route.
words matched: radium
Members only resource
Bulletin 158 - Spring 2017
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Using the CLEAPSS website, LOcHER (HSE) Project, Biology Adviser : WANTED, Pressure vessels update, PP's & PX's, ordering new Hazcards, the new L93 guide, exploring space, CLEAPSS Futureminds maga.. more
words matched: radium
Members only resource
GL114 - Changes to L93
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Summarises the major differences between the previous and the November 2019 edition of guide L93 - Managing ionising radiations and radioactive substances in schools.
words matched: radium
Members only resource
GL172 – Make your own spark counter.
Click to download Document.
The spark counter is a piece of equipment highly recommended in practical demonstrations of radioactivity. It is a device designed for detecting alpha radiation and for demonstrating its ionising char.. more
words matched: radium
Showing results 1 to 10 of 29
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