CLEAPSS Supporting practical science and technology
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A party balloon is filled with hydrogen and allowed to float, tethered to a retort stand or similar with a piece of string. A flame is brought to the balloon whereupon the hydrogen catches fire with a.. more
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Risk assessment guidance for making and using hydrogen.
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Instructions for construction and use of a syringe pump for filling gas baloons and other applications.
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The explosion between hydrogen and oxygen, in the confines of a modern school laboratory, is extremely loud.A mixture of hydrogen and oxygen is placed inside a syringe. The mixture is bubbled into soa.. more
words matched: balloons, hydrogen

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Risk assessed instructions for handling and using helium gas safely for demonstrations 
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This edition includes notes on the new Hazcards, an exploding container of hydrogen peroxide,  fume cupboard sash windows; a problem with a Van de Graaff generator and an interactive whiteboard, and g.. more
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Audiences and events at school open evenings are much harder to control than those in normal science lessons. This leaflet gives sensible advice on activities which are best not undertaken, and those .. more
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Instructions, including risk assessed control measures, for safely demonstrating the explosive burning of a 1:2 methane/oxygen mixture.
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Guidance and information on a range of chemicals, chemistry topics and apparatus including handling chemicals, chemical reactions, gas cylinders and syringes, molecular models, plastics, advanced chem.. more
words matched: balloons, hydrogen

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This edition includes notes on a report on new and refurbished laboratories, an alternative to hiring cylinders of gases, the replacement of the fire regulations, new equipment to demonstrate radioact.. more
words matched: balloons, hydrogen

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