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Guidance outlining the different types of indicator used for making agar cubes for diffusion. It covers how to prepare, use and store the agar.
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An alternative oscillating reaction to the Belousov-Zhabotinsky (BZ) and Briggs-Raucher (BR) reactions.
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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.
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A tip for making agar cubes.
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Basic recipe for making agar, with additional details for making a range of agars used in science practicals, but not including those used in microbiology. (See GL229 for those).
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HSE exposure limits for carbon dioxide in buildings, with some research on the impacts of carbon dioxide on learning. Why carbon dioxide levels might be raised in science practical areas and how to me..
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In this microscale procedure, students can investigate confirmatory tests for common anions. It provides good talking points for the diffusion of gases and appearance of coloured halos. Students can w..
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This edition includes notes on the prosecution of a school triggered by a student's shirt catching fire in a science lesson, an accident with a pipette filler, difficulties obtaining dissection materi..
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An invaluable practical guide on how to safely undertake a range of visually and intellectually appealing chemical reactions. Includes alternatives to some traditional activities such as the thermit r..
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A classic demonstration to show the movement of molecules in gases.
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Showing results 1 to 10 of 53
