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This striking demonstration can show students how atmospheric pressure - and pressure differences can cause a 330ml drinks can to be crushed. 
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Using atmospheric pressure to push a boiled egg into a conical flask
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Guidance on buying portable autoclave and pressure cookers.
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A simple visual demonstration of the effects of reducing the pressure inside a bell jar on the boiling of warm water.
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This document covers the safe use of small autoclaves and pressure cookers used in schools and their maintenance. Note: the guidance given here is not intended replace that given by the manufacturer.
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Sample Written scheme of examination for a Prestige 6L high dome pressure cooker – note this scheme is not valid for use without certification – see CLEAPSS guide G214b for further advice
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Crushing an empty drinks can with atmospheric pressure
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Clear guidance on the processes needed to organised the regular examination of pressure vessels used in schools.
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Describes the popular demonstration using Magdeburg hemispheres, and how it can be safely undertaken.
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Straight forward instructions to make and use the equipment to demonstrate the effect of air rushing into a vacuum. A ping pong ball is accelerated out through the end of a tube with an impressive eff.. more
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