CLEAPSS Supporting practical science and technology
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A simple investigation, with clear procedural advice, on looking at how chemicals affect the cytoplasm of red onion epidermal cells.
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Risk assessment guidance for bromine liquid (not solutions).We have updated storage and emergencies information on bromine Hazcard in order  to meet advice given on E-Cards. Do not apply any ‘neutrali.. more
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These detail what to do in an emergency situation.
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Risk assessment guidance for nitric(V) acid (HNO3).
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This edition includes notes on a prosecution because of a failure to adequately record risk assessments, an eye accident involving sodium hydroxide, advice on Bunsen tubing, a problem with a filter fu.. more
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The CLEAPSS Helpline receives a number of calls about the teaching of science practical work in non-lab environments. In the normal running of a school we advise against doing this due to additional r.. more
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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.. more
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Explains the regulations covering water supply to labs and the sort of tap fittings or supply arrnagements needed to comply.
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This practical procedure describes how to safely decant concentrated nitric acid from the plastic bottle in which it was supplied into a new glass bottle. The same procedure can be used when decanting.. more
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Risk assessment information for the oxidising agents sodium peroxide and potassium superoxide (potassium dioxide).
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Showing results 1 to 10 of 26
1 23