CLEAPSS Supporting practical science and technology
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A mixture of hydrogen and air is prepared in a small plastic ‘fizzy drinks’ bottle and then ignited, so that the bottle travels, rocket-like, some distance.
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Instructions, including risk assessed control measures, for this alternative to the whoosh bottle. 
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Effective stock management procedures will ensure that the state of chemical containers and their contents are checked on a regular basis: whenever a chemical is used and at least once a year during t.. more
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Making a bottle top crucible with nut & bolt or nichrome wire handle.
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Advice on purchasing and storing concentrated nitric acid (65-70%). Similar bottles & caps are suitable for other concentrated mineral acids.
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Instructions, including control measures, for safely preparing and demonstrating shooting a bung from a soft drinks bottle (the 'gun').
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Risk assessed instructions and control measures for demonstrating this gas-powered rocket.
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Advice on the hazard classifications of common chemical solutions, and what to put on labels for laboratory use, now including details on how to re-label old (CHIP4) bottles.
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An empty laundry detergent bottle filled with sand makes an excellent alternative to a fire bucket.
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How to make and replace broken pipettes in dropping bottles. Uses straight forward glass working techniques.
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