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Bulletin 102 - summer 1998
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This edition includes notes on fume cupboard testing, working safely with wood dusts, not using mains-powered open wire radiant heaters, dissecting butchers' bits, an introduction to microscale chemis.. more
words matched: air, density
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Bulletin 105 - Summer 1999
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This edition includes notes on two accidents in D&T,  preparing for an upcoming total eclipse, performing practicals such as the thermit reaction outdoors, an accident in science involving spilled.. more
words matched: air, density
Members only resource
Handbook - Section 17 - Fieldwork
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Gives guidance on general fieldwork including specific measurements and techniques. Detailed guidance is included on measuring substances in the soil, water and air, and electronic measurements such a.. more
words matched: air, density
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Bulletin 114 - Summer 2002
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In this edition are notes on the supply of cheap but poor quality chemicals, poor quality Bunsen burners, relocating chemicals during and after a refurbishment, a useful technician tip on a way of tem.. more
words matched: air, density
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GL259 - Top tips for algal balls
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Useful, brief, guidance on how to grow the alga and make algal balls, which can be used successfully in photosynthesis practicals.
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GL206 - Fermenters and fermentation
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Updated from section 14 of the CLEAPSS handbook, this gives considerable detail on how to set up and manage fermentations in school science. It includes sections of safety, suitable organisms, and on .. more
words matched: air, density
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PP035 - Sound and its effects: Understanding the effect of NIHL
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This practical procedure includes 4 activities to help students recognise and understand the problem of noise induced hearing loss (NIHL). It also includes a number of industrial examples which powerf.. more
words matched: air, density
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PP042 - Making nylon – demonstration
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This demonstration shows preparation of nylon, where solutions of 1,6- diaminohexane in water and an acid chloride in an immiscible solvent are brought together. The nylon polymer forms at the interfa.. more
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SRA037 - Investigating the properties of gallium metal
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The low melting point of gallium metal is demonstrated, eg by using warm water to melt a sample or by making it into a spoon shape and showing that it melts when used to stir a cup of tea.
words matched: air, density
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TL020 - Looking at stomata
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This document explores the advantages and disadvantages of three methods of looking at stomata, including direct observation with a microscope, epidermal peels and nail varnish imprints.
words matched: air, density
Showing results 1 to 10 of 437
1 234►