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A simple protocol used to show that leaves have been photosynthesising by testing for starch.
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Thin layer chromatography is a quick and effective method of separating pigments within leaves. The pigments run clearly on the chromatogram with little outward spread, allowing Rf values to be calcul.. more
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Editorial : keeping it safe and exciting balancing risk, GL263 CLEAPSS filming guide, Technicians Training Programme 2019, Pondweed and alternatives, waste disposal EA duty of care, more information o.. more
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Clear instructions and advice on how to safely heat flammable materials in test tubes.
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Handling ethanol, industrial denatured alcohol (IDA) and methylated spirit safely in practice activities. Includes surgical spirit.
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Schools are increasingly promoting an inclusive agenda. As a result, science and D&T departments may find students who use medical oxygen are following a normal school curriculum and are in their .. more
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Covers the fundamental activities that use plants, and includes advice on which plants to use and how to keep plants at school. 
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Complete index for the Student Safety Sheets
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This edition includes advice on using phenolphthalein, and notes on CLEAPSS YouTube videos, a radioactivity update, ventilation in chemical stores, hepatitis, laboratory water supplies, a chromatograp.. more
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Gives guidance on preventing and dealing with fires in the context of school science laboratories, including risk assessment, sensible and statutory precautions, fire extinguishers and other fire figh.. more
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